2018 silverado 1500 problems

Shop 2018 Chevrolet Silverado 1500 trucks in Washington, DC for sale at Cars.com. Research, compare, and save listings, or contact sellers directly from 19 2018 Silverado …

2018 silverado 1500 problems. Table 1 shows eight common electrical system related problems of the 2018 Chevrolet Silverado 1500. The number one most common problem is related to the electrical system (66 problems). The second most common problem is related to the software (one problem). Table 1. Electrical System related problems of Chevrolet Silverado 1500. Problem Category.

19trax95. 19947 posts · Joined 2012. #4 · Jan 26, 2021. Also keep in mind that when the truck is running, the gauge does not display voltage. It is showing a range of thr charging system, that does NOT correspond to the voltages shown on the gauge. Thats why there are the larger "gaps" in the tick marks on the gauge.

The 2022 Chevy Silverado comes with a 2.7L turbo-charged 4-cylinder engine and is a great alternative to traditional V8s, according to the car experts at AutoBlog. The professionals also recommend upgrading to the Duramax diesel engine for the best in efficiency. “Dependable 1997 Silverado truck for work or play. Many more miles to give.The 2017 Chevrolet Silverado 1500 has 55 problems reported for surges and jerks. Average repair cost is $4,120 at 22,850 miles. (Page 1 of 3)Here is what I did. 2018 Silverado High Country 1500 6.2L which has had the occasional hard 1-2 2-1 shift issue, as soon as I felt the shudder for the first time at 14,000 miles and immediately ...Everyone's feet are different, but certain everyday foot problems are common. Learn about these annoying foot conditions and how to improve them here. Advertisement Feet are like s...If you’re in the market for a reliable and powerful truck, the Chevrolet Silverado 1500 is an excellent choice. However, buying a used vehicle can be a bit daunting, as there are s...Common transmission problems in the 2018 Silverado can include automatic transmission slipping, hard shifts, and transmission shuddering. Fortunately, …Oct 16, 2022 · A good example is the 2020 Silverado 1500 10-speed transmission problems. But to keep things simple, a 6-speed transmission from the 2018 Silverado can be great, easy to accelerate, and fast. 2018 Silverado 6 Speed Transmission Problems & Solutions. With the 2018 Silverado, there are 5 major problems you might come across after using it for a ...

The symptoms listed below can all be caused by inadequate fuel supply to the engine: Rough starts or rough idle. Engine sputtering during acceleration. Loss of power output. Stumbling at higher RPMs. Unable to maintain highway speeds. Louder than normal whining or humming coming from the fuel tank.Nov 3, 2023 · 2018 1500 LT2 Z71 CCSB 5.3, Diablew tuned, Airaid MIT, Carven progressive catback, Lasfit LED D5S, DD SS3 MAX fogs, Morimoto LED's for the rest, heated wheel retrofit, scamsoil in all the reservoirs. Bilstein 6112/5160/B8 UCA's, Dirtking LongTravel rear leafs/hangars/shackles, PPE Tie rods, Kryptonite links. 33x11.5 AT4w on 17x9(-12)fuel rebel 6s. Silverado 1500 2014 2014 Silverado 2015 2018 Silverado LD 2019 2019 Silverado 2500/3500 2019 2019 Suburban 2015 2020 Tahoe GMC Sierra 1500 2014 2014 Sierra 2015 2018 Sierra Limited 2019 2019 ... X 2016 - 2018 Silverado LD, Sierra LD, (Crew Cab L8B) 84494556 X 2017 - 2019 Silverado HD, Sierra HD 84494555. Bulletin No.: 18-NA-161 …Silverado 2018 Silverado LD 2019 2019 Silverado 2500/3500 Silverado 1500 (New Model) 2019 2020 Tahoe 2015 GMC Savana 2015 2020 Sierra 2018 Sierra Limited 2019 2019 Sierra 2500/3500 Sierra 1500 (New Model) 2019 2020 Yukon 2015 2020 Involved Region or Country North America, Russia, Middle East, Israel, Palestine, Chile, Columbia, Ecuador ...1. AC Blowing No Air at All. Usually the culprit. If your Chevy Silverado has no air moving through the climate system at all, that’s a lot easier to diagnose than the air that is blowing not being cool enough. When there’s no air flowing through the truck’s cabin, a bad blower motor usually causes this scenario.Dealing with a problem can fee a lot more manageable when you have a plan. Try these 5 steps for becoming a better problem-solver. Problem-solving doesn’t have to be stressful. Whe...Carbon buildup. AFM failure. Clogged fuel injectors. HPFP failure. PCV valve failure. 1. Carbon buildup. The three EcoTec3 engines feature a direct fuel injection system. Direct injection engines increase fuel efficiency and lower exhaust emissions by spraying gasoline directly into the combustion chamber.

Average Cost to Fix: $3,500. Average Mileage: 58,000 mi. The 2015 Chevrolet Silverado 1500 has 1541 problems & defects reported by Silverado 1500 owners. The worst complaints are transmission, AC ...2018 Chevrolet Silverado 1500 drivetrain problems with 90 complaints from Silverado 1500 owners. The worst complaints are high pitch noise at high speed, power train.2018 Chevrolet Silverado 1500 4dr Crew Cab 5.5ft bed. After three instances of strong unintended acceleration (one of which nearly caused an accident) the dealer replaced the accelerator pedal assembly. During two of the incidents I heard a click, after which the truck returned to normal.19trax95. 19947 posts · Joined 2012. #4 · Jan 26, 2021. Also keep in mind that when the truck is running, the gauge does not display voltage. It is showing a range of thr charging system, that does NOT correspond to the voltages shown on the gauge. Thats why there are the larger "gaps" in the tick marks on the gauge.Worst Chevrolet Silverado 1500 Problems #1: Surges And Jerks 2017 Silverado 1500 Average Cost to Fix: $4,100 Average Mileage: 22,000 mi. Learn More #2: Transmission Shifts Poorly 2015 Silverado ...Common engine problems include lifter failure, carbon buildup, A8 transmission shuddering, etc. ... I just turned in my 2018 5.3L Silverado LTZ that performed flawlessly during my time with it and took delivery of a beautiful new 2020 6.2L triple white loaded Silverado LTZ.. ... Purchased a ’15 Silverado 1500 with the 6.2L (73k miles) in ...

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The Chevrolet Silverado 1500 (2014 - 2018) is a robust and dependable truck, a favorite among vehicle enthusiasts for its performance and durability. However, like any vehicle, it can encounter specific issues, such as Chevy Silverado starter problems .How reliable is the 2018 Chevrolet Silverado 1500 Crew Cab? See the most common repairs performed and learn if your vehicle is at risk for major repairs in the next 12 months.GM Customer Satisfaction Program Number: N222384930. Chevy Customer Service: 1-800-222-1020. It’s worth noting that the vast majority of vehicles affected by this service bulletin ride on the GM ...Several factors can impede the proper functioning of the air conditioning system in your Chevy Silverado 1500. These include a dirty cabin air filter, refrigerant leaks, a dirty or clogged condenser, a dirty or clogged evaporator, a malfunctioning blower motor, a defective compressor, a faulty blend door actuator, or any electrical system faults.30 Oct 2023 ... ... issues? Don't panic! In this step-by-step guide, we ... 1500 #gmc1500 #chevy1500 # ... vs 2018 Chevy Silverado V8. Dios, Familia, Y ...

Bulletin No.: 20-NA-050. Date: March, 2020. TECHNICAL. Subject: Rough Shifting, Surging, Jerk/Lurch While Accelerating from a Stop Just After Shifting Out of 4LO, Service 4WD Message Displayed on the Driver Information Center (DIC), Malfunction Indicator LAMP (MIL) Illuminated - DTCs P17D4, P215B, P279A and/or P279B Set. Brand:Automatic transmission. 28,800 miles. A D V E R T I S E M E N T S. April 04,2023 took my 2018 1500 4x4 5.3L Crewcab Silverado back to dealer where I bought new in 2018 to have failed A/C condenser ...Summary: General Motors LLC (GM) is recalling certain 2015-2020 Chevrolet Suburban, Tahoe, and Yukon, and 2014-2018 Chevrolet Silverado 1500 and GMC Sierra 1500 vehicles equipped with a 5.3-liter ...When you bought your 2018 Chevy Silverado, chances are you were nothing but excited. Chevrolet has been a quality brand for decades, and the 2018 Silverado was supposed to be a great vehicle. But since then, you may have noticed your truck showing a few problems that it’s way too young to have. In particular, theMar 3, 2020 · The 2018 Chevy Silverado 1500 belongs to a generation that spanned the 2014 through 2018 model years. An improved eight-speed transmission became available with the 6.2-liter V8 engine for 2015 and with the 5.3-liter V8 engines for 2016. Regular maintenance is key to running your 2014 Chevy Silverado smoothly and preventing common problems. Start by following the manufacturer's recommended maintenance schedule in your owner's manual. This includes routine oil changes, brake inspections, and tire rotations. Additionally, pay attention to any unusual sounds or performance issues ...Silverado 1500. 20,010 miles. The contact owns a 2018 Chevrolet Silverado 1500. The contact stated while driving 35 mph, the contact heard an abnormal sound coming from the vehicle. The vehicle was taken to hood automotive amite Chevrolet located at 11239 la-16, amite city, la 70422, to be diagnosed. The contact was informed that the leaf ...He gave me a print out that states the 2016 2017 and NOW THE 2018s. So BUYER BEWARE….GM KNOWS they are selling a vehicle that has a defect….this is wrong and very very deceptive. It is a 34 gallon tank and the first 17 GALLONS make the the thumping noise….no more GM for me. Dealerships should be held accountable to make …GM Customer Satisfaction Program Number: N222384930. Chevy Customer Service: 1-800-222-1020. It’s worth noting that the vast majority of vehicles affected by this service bulletin ride on the GM ... The following chart shows the 22 most common problems for 2018 Chevrolet Silverado 1500. The number one most common problem is related to the vehicle's power train with 93 problems. The second most common problem is related to the vehicle's service brakes, hydraulic (75 problems). Table 1. Edmunds' expert review of the Used 2018 Chevy Silverado 1500 provides the latest look at trim-level features and specs, performance, safety, and comfort.

My 2018 Chevy has lose ground and sometimes at random my truck tryes to die and my radio flickers my headlights will flash but only at random times but today...

The ignition switch is a critical component of a vehicle’s electrical system that plays an important role in starting and stopping the engine. The Silverado’s ignition switch is not what your key goes into. That is called the lock cylinder. The ignition switch typically sits directly behind the lock cylinder. It has three main functions.5073701. ⇒ It is imperative that both the positive and negative battery top posts protrude above the battery cable clamps 1-2 mm (0.040 - 0.080 in) to be properly installed, as shown (3). 3. Check both the positive and negative battery cable clamp nuts and make sure they are properly tightened to 7 Nm (62 lb in). 4. The 2016 Chevrolet Silverado 1500 has 972 problems & defects reported by Silverado 1500 owners. The worst complaints are transmission, AC / heater, and engine problems. Here is what I did. 2018 Silverado High Country 1500 6.2L which has had the occasional hard 1-2 2-1 shift issue, as soon as I felt the shudder for the first time at 14,000 miles and immediately ...Get Prequalified. We found partial matches. There are 20 matching cars close to your year range. Shop 2018 Chevrolet Silverado 1500 vehicles in Washington, DC for sale at …Business inquiries: [email protected]: @dustinpturnerWhats on my 2014 Silverado High Country?AMP Powersteps: Amp Powersteps (Silverado 2014-2018...3 posts · Joined 2023. #5 · Sep 1, 2023. 2009 Silverado 1500 5.3L Had sort of same issue. Cluster would turn on and off, climate controls, door locks, passenger window wouldn’t go down my battery would die from the cluster being lit even after truck was off. At the front dash near the windshield on passenger side there is a ground wire in ...The 1998 – 2007 Silverado 1500 has a 4- or 5-speed automatic. The 2007 – 2013 Silverado 1500 has a 4- or 6-speed automatic and a 4-speed transmission for the hybrid. Between 2013 – 2018 the Silverado had a 6- or 8-speed automatic. The fourth-generation has either a 6-, 8- or 10 speed automatic. However, that doesn’t tell the …Ram shared more details at the New York Auto Show of its upcoming Ram 1500 REV, an all-electric truck set to go on sale in 2024. The electric trucks war has prompted automakers to ...The 2017 Chevrolet Silverado 1500 has 55 problems reported for surges and jerks. Average repair cost is $4,120 at 22,850 miles. (Page 1 of 3)

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88,799 miles. The contact owns a 2018 Chevrolet Silverado 1500. The contact stated that while driving approximately 75 MPH and approaching a bend, the vehicle lost motive power and shuddered. The traction control and check engine warning lights were illuminated. There was smoke coming from the vehicle.The 2018 Chevy Silverado 1500 can stall or shut down without warning while driving. The engine control module (ECM) software is the source of the problem. It can cause the engine to stall, leading to a loss of power and increased fuel consumption.1. Oil Consumption Issues. Excessive oil consumption is one of the biggest issues of the second generation Chevy Silverado 1500. This problem only affects trucks equipped with the 5.3-liter V8 and is more common on the 2007 to 2011 models. The 5.3 V8 engine was the first to feature GM’s AFM (Active Fuel Management), which automatically ...I have had my 2018 Silverado LT Crew Cab Z71 for about two months. It has the 6 speed automatic transmission. It hesitates, lags, wanders and is woefully indecisive when shifting particularly at speeds under 55mph. I travel mostly during rush hour and there is a lot of stop and go driving so I have noticed this transmission issue at those times ... The Chevrolet Silverado 1500 (2014 - 2018) is a robust and dependable truck, a favorite among vehicle enthusiasts for its performance and durability. However, like any vehicle, it can encounter specific issues, such as Chevy Silverado starter problems . The 2017 Chevrolet Silverado 1500 has 1055 problems & defects reported by Silverado 1500 owners. The worst complaints are transmission, engine, and brakes problems. ... 2018 Ram 3500ABS hcu failure;6.2L EcoTec3 Engine Problems. 1. Carbon Build-up. Unlike the predecessor Vortec engines, the new EcoTec3 engines use direct fuel injection instead of port-injection. On direct injection vehicles, the fuel is sprayed directly into the engine cylinders, completely bypassing the intake ports.2018 w/ 8" Touchscreen Ghost Touch Issues. I just bought a 2018 LTZ with the 8" touchscreen, my previous Silverado had the 7". It's been a few days since the purchase and I have noticed that the touchscreen is ghost touching and moving around while sitting idle. It is annoying to say the least, if I don't have Android Auto running, it'll …Promaster, 2018 (WD) Dodge Durango, 2018 (WK) Jeep Grand Cherokee] vehicles equipped with a 2.0L, 2.4L,3.2L ,3.6L, or 5.7L engine. It is extremely important to take … ….

Business inquiries: [email protected]: @dustinpturnerWhats on my 2014 Silverado High Country?AMP Powersteps: Amp Powersteps (Silverado 2014-2018...Causes of Torque Converter Problems: Chevy Silverado. There are many different things that can cause your Silverado to have torque converter problems. Here are the most common ones. 1. Low or Dirty Transmission Fluid. Transmission fluid is the lifeblood of the transmission and the torque converter bolted to it. If there isn’t enough it … The 2016 Chevrolet Silverado 1500 has 972 problems & defects reported by Silverado 1500 owners. The worst complaints are transmission, AC / heater, and engine problems. The 2013 Silverado has been reported to have some transmission problems, including: Hard shifting. Transmission slipping. Transmission overheating. These problems can be caused by a variety of factors, including low transmission fluid, worn clutch plates, or a faulty torque converter.Aug 22, 2023 · 3 posts · Joined 2023. #5 · Sep 1, 2023. 2009 Silverado 1500 5.3L Had sort of same issue. Cluster would turn on and off, climate controls, door locks, passenger window wouldn’t go down my battery would die from the cluster being lit even after truck was off. At the front dash near the windshield on passenger side there is a ground wire in ... 2018 Chevrolet Silverado 1500 drivetrain problems with 90 complaints from Silverado 1500 owners. The worst complaints are high pitch noise at high speed, power train.By Timothy Savage - June 19, 2015. This article applies to the Chevrolet Silverado 1500 (2014-present). The 4WD system is designed to get your truck out of trouble. If you get stuck in the mud, you engage the 4WD and all four wheels will be working towards your freedom. By engaging the transfer case in your Chevrolet Silverado, you’re ...Silverado 1500. miles. Sudden loss of vehicle electrical power as well as steering and break control due to faulty negative battery terminal. Engine will stall and steering wheel will kick back ...It's a 2018 silverado 1500 4x4. 5.3L engine that feels like it might have 50 (Fifty) horsepower, auto transmission. It has Zero throttle response, world's worse shocks, wipers freeze in place ... 2018 silverado 1500 problems, AFM Issues on 2018 - Guess It's Still an Issue. A couple of weeks ago (97,000 miles) I got a slight high-speed tapping sound for a second or two on cold starts, I say high-speed because it's clearly valve train related. It would go away after about a second or two. I just so happened to be at the end of my oil life (Mobil 1 Full Synthetic …, The towing capacity of the 2015 Chevrolet Silverado 1500 is 5,600 to 9,400 pounds, according to Chevrolet. The V8 model, however, has a towing capacity of up to 12,000 pounds., 88,799 miles. The contact owns a 2018 Chevrolet Silverado 1500. The contact stated that while driving approximately 75 MPH and approaching a bend, the vehicle lost motive power and shuddered. The traction control and check engine warning lights were illuminated. There was smoke coming from the vehicle. , Nov 10, 2022 · Yes the screen part you touch on the radio is it. You have to remove the radio assm out and remove the frame from screen then has to be cut off. This is link i found and help a bunch. bigkuhna and BABYSITR. Like. B. BABYSITR Discussion starter. 82 posts · Joined 2022. #7 · Nov 12, 2022. , The 2018 Chevy Silverado was ranked as #4 in the best 2018 full-sized pickup trucks with a score of 8.2 out of 10 according to cars.usnews.com. 2018 Chevy Silverado problems Despite the long list of amazing features, many complaints were reported about this vehicle, indicating major problems that might affect the driver’s safety., My truck is a 2018 Sierra Denali 6.2 liter, 8L90, 36,500 miles purchased new 6/2018. It has never. been back to dealer for any problems. Dealer owner was a high school classmate, great relationship. Dealership sold 2 years ago. No relationship with new dealer yet. I noticed the TCC shudder a couple of months ago., Combines the Side Barrier Driver and the Side Pole Star Ratings into a Front Seat rating. The Rear Seat rating is derived from the Side Barrier Rear Passenger rating. The Side Barrier test simulates an intersection collision between a standing vehicle and moving barrier at 38.5 mph. The Side Pole Barrier test simulates a crash into a fixed ..., Find the best used 2018 Chevrolet Silverado 1500 near you. Every used car for sale comes with a free CARFAX Report. We have 4,986 2018 Chevrolet Silverado 1500 vehicles for sale that are reported accident …, Worst 2019 Chevrolet Silverado 1500 Problems #1: Slams Into Gear 2019 Silverado 1500 Average Cost to Fix: $6,000 Average Mileage: 27,000 mi. Learn More #2: Lifter Issue 2019 Silverado 1500 Average ..., By Peter Sessler - June 3, 2015. This article applies to the Chevrolet Silverado 1500 (2014-present). There are two kinds of recalls that can affect your Chevrolet Silverado 1500. The first type covers a safety-related defect that is determined by the National Highway Traffic Safety Administration (NHTSA). This is known as a Mandatory Recall., Heres are my two remaining problems that I really need some assistance with and i am hoping its just not a bad BCM. 1, The left turn signal does not work at all, however the hazard flashers work, all turn signal lights (front and rear) marker lights tail and brake lamps all work fine. The right turn signal works just fine., If you’re in the market for a reliable and powerful truck, look no further than the Chevrolet Silverado 1500. Known for its durability and performance, the Silverado 1500 is a popu..., Silverado 1500. 90,000 miles. The contact owns a 2012 Chevrolet Silverado 1500. The contact that stated that while driving at various speeds making a right turn, the vehicle seized for about 2-3 ..., The 2015 Chevrolet Silverado 1500 pickup truck has a maximum towing capacity of 12,000 pounds. This requires the trim level with the EcoTec3 6.2L V8 engine. The Chevrolet special e..., Ancient sundials first popped up in Egypt around 1500 B.C. Learn how these sundials came about and what they were used for all those centuries ago. Advertisement No one­ alive toda..., 2018 1500 LT2 Z71 CCSB 5.3, Diablew tuned, Airaid MIT, Carven progressive catback, Lasfit LED D5S, DD SS3 MAX fogs, Morimoto LED's for the rest, heated wheel retrofit, scamsoil in all the reservoirs. Bilstein 6112/5160/B8 UCA's, Dirtking LongTravel rear leafs/hangars/shackles, PPE Tie rods, Kryptonite links. 33x11.5 AT4w on 17x9(-12)fuel …, Common Fuel Pump Problems For The Chevy Silverado. Share on Facebook. Share on Twitter. Share on Reddit. ... 2014-2018: Silverado 1500: 530-2612: Why Do Chevy Silverados Have Fuel Pump Issues? Fuel pump issues are rare, but they do wear out. Modern fuel pumps should last up to about 150,000 miles. The fuel pumps in Silverados …, Feb 8, 2024 · For Silverado in particular, our team browsed the available sources to pinpoint model-specific concerns, so we’ll discuss each of the most common Silverado problems below. 1. Faulty transfer case. The transfer case is a part of the drivetrain that transfers power from the transmission to the front and rear axles through the drive shaft. , Nov 3, 2023 · 2018 1500 LT2 Z71 CCSB 5.3, Diablew tuned, Airaid MIT, Carven progressive catback, Lasfit LED D5S, DD SS3 MAX fogs, Morimoto LED's for the rest, heated wheel retrofit, scamsoil in all the reservoirs. Bilstein 6112/5160/B8 UCA's, Dirtking LongTravel rear leafs/hangars/shackles, PPE Tie rods, Kryptonite links. 33x11.5 AT4w on 17x9(-12)fuel rebel 6s. , The 2010–2017 model years have 1254 complaints and an overall PainRank ™ of 40.41. That ranks 78th in reliability. The 3rd generation Silverado 1500 (2014-2018) ranks 77th in reliability out of 80 generations. There are 586 complaints mostly about transmission problems., Using the correct type of oil can help improve fuel efficiency and maintain the health of your engine. 7. Bad spark plugs or ignition coils. Bad spark plugs or ignition coils can also cause poor fuel efficiency and reduced gas mileage in Silverado 1500., My truck is a 2018 Sierra Denali 6.2 liter, 8L90, 36,500 miles purchased new 6/2018. It has never. been back to dealer for any problems. Dealer owner was a high school classmate, great relationship. Dealership sold 2 years ago. No relationship with new dealer yet. I noticed the TCC shudder a couple of months ago., 73 reviews. Write a vehicle review. Shop Silverado 1500 2018 for sale. View Photos & Videos. Used Silverado 1500 for sale. $22,998 - $29,990. 99 listings. See All for Sale. Silverado 1500... , Worst 2019 Chevrolet Silverado 1500 Problems #1: Slams Into Gear 2019 Silverado 1500 Average Cost to Fix: $6,000 Average Mileage: 27,000 mi. Learn More #2: Lifter Issue 2019 Silverado 1500 Average ..., The maximum towing capacity for the 2015 RAM 1500 is between 9,000 and 10,500 lbs., depending on the model, as noted on the RAM website. These ratings are slightly lower than other..., Causes of Torque Converter Problems: Chevy Silverado. There are many different things that can cause your Silverado to have torque converter problems. Here are the most common ones. 1. Low or Dirty Transmission Fluid. Transmission fluid is the lifeblood of the transmission and the torque converter bolted to it. If there isn’t enough it …, By Timothy Savage - June 19, 2015. This article applies to the Chevrolet Silverado 1500 (2014-present). The 4WD system is designed to get your truck out of trouble. If you get stuck in the mud, you engage the 4WD and all four wheels will be working towards your freedom. By engaging the transfer case in your Chevrolet Silverado, you’re ..., At least 1500 foreign couples have surrogate mothers and embryos stored at clinics in Ukraine. As Russian forces continue their attack on Kyiv, Ukrainians have been forced to take ..., Business inquiries: [email protected]: @dustinpturnerWhats on my 2014 Silverado High Country?AMP Powersteps: Amp Powersteps (Silverado 2014-2018..., 2 Radiator problem. Failure Date: 09/25/2021. The contact owns a 2018 Chevrolet Silverado 1500. The contact stated while driving 40 mph, a bystander informed her that the vehicle was leaking fluid. The contact stated no warning light was illuminated. The contact stated she parked on the side of the road and called her husband for …, 2018 Chevrolet Silverado 1500 drivetrain problems with 90 complaints from Silverado 1500 owners. The worst complaints are high pitch noise at high speed, power train., Carbon buildup. AFM failure. Clogged fuel injectors. HPFP failure. PCV valve failure. 1. Carbon buildup. The three EcoTec3 engines feature a direct fuel injection system. Direct injection engines increase fuel efficiency and lower exhaust emissions by spraying gasoline directly into the combustion chamber., 2018 Chevy Silverado 1500; 2018 Chevrolet Tahoe; ... Brandi, my husband is having the same problem with his 2018 chev Silverado 6.2 engine LTZ, he took it to chev dearlship when he just had 20,000 ...