2018 Chevrolet Silverado 1500 engine problems

Related recalls

No recalls on file.

What owners say

1. Filed Sep 21, 2026INEngine

   I Tried to get a tune up and found out that the Engine need $5000 worth of engine repairs. I have changed the oil and filter every three thousand miles. Those engine are defective and the repair shops are full of the same type of repairs on that type of engine. My engine is a 5.3-liter V8, The engine started to make ticking noises out of nowhere and then it started missing badly. The repair shop informed me it would take 3 weeks before i could get it repaired at the cost of…

   NHTSA complaint #11765997 · source
2. Filed Sep 18, 2026CAElectrical SystemEngineSteering

   Intermittent issues seemingly related to power or ground problems. At idle, battery voltage drops down from 14-15v to <= 12v (as indicated on the voltmeter on the dash) while turning the steering wheel. "Service StabiliTrack" message shows up on the screen, and the steering becomes very difficult. Last night this issue happened and the truck completely lost power including interior lights, headlights, radio, accessory power, and the engine even turned completely off. This…

   NHTSA complaint #11765250 · source
3. Filed Sep 12, 2026NEElectrical SystemEngine

   Several times, while driving, the truck will simply shut down. It will becoime difficult to steer, then the engine will stall, killing the rest of the steering and the breaks as well as the dashboard, radio, etc. This can happen at any speed, low speed especially. I will give you an approximate date below, but there have been several incidents. The truck was looked at by our local mechanice, who could not find a problem and by the dealership electrical specialist who has…

   NHTSA complaint #11763791 · source
4. Filed Aug 23, 2026TNEngineTransmission & Drivetrain

   My truck has been shuttering when accelerating and hard shifts periodically. The engine is also tapping. I have right at 74000 miles. regular oil changes and maintenances.

   NHTSA complaint #11758850 · source
5. Filed Jul 11, 2026OKBrakesElectrical SystemEngine

   Purchased used 6/12/2026 at 188,882 miles from a franchised Chevrolet dealer. The integrated trailer brake system master fuse and passenger-side turn signal fuse were blown at delivery. When the fuses were replaced, the trailer brake system faulted and the failure disabled the ABS, traction control, and StabiliTrak (electronic stability control). Significant safety concern: with the master fuse blown/open, the vehicle displays NO warning messages of any kind — the…

   NHTSA complaint #11749765 · source
6. Filed Jul 9, 2026101,000 miIDElectrical SystemEngineTransmission & Drivetrain

   The contact owns a 2018 Chevrolet Silverado 1500. The contact stated that while driving at approximately 60 MPH with cruise control activated, the vehicle shuddered and multiple warning lights illuminated, including the check engine, check oil, fasten seatbelt, traction control, and brake warning lights. The vehicle experienced steering overcorrection and lost power. The vehicle was steered to the side of the road and slowly driven to an independent mechanic shop, where it…

   NHTSA complaint #11749304 · source
7. Filed Jul 7, 2026TXEngineTransmission & Drivetrain

   The engine lifters and camshaft started to fail at 114,000 miles. I had to have it repaired at a dealership and it cost over $10,000. I had completed all recommended maintenance prior to the failure. 500 miles after that repair was completed, my transmission overheated and completely left me stranded on the side of the road. I had to have it repaired at a dealership which cost $$8,000

   NHTSA complaint #11748751 · source
8. Filed May 29, 2026OREngineOther / UnknownTransmission & Drivetrain

   A known radiator issue, with microcracks in radiator is producing a leak and will require replacement. There are many examples of this online for the model years 2014-2018, and are known by the manufacturer. I am having mine replaced with 95,000 miles on my truck.

   NHTSA complaint #11740845 · source
9. Filed Apr 16, 2026147,000 miMIEngine

   The contact owns a 2018 Chevrolet Silverado 1500. The contact stated that while driving at various speeds, there was an abnormal whining sound coming from the vehicle. There was no warning light illuminated. The contact called an independent mechanic to inspect the vehicle. The independent mechanic discovered that the camshaft and lifters were inoperable. The mechanic stated that the issue would worsen if the vehicle were continually driven. The manufacturer was notified of…

   NHTSA complaint #11731549 · source
10. Filed Apr 3, 2026DEEngine

    Failed/collapsed lifters associated with known Active Fuel Management (AFM) issues. These issues are documented in Technical Service Bulletins and I believe there are Special Campaigns for 2014-2018 L83 engine, but my VIN does not have a Special Campaign attached to it for some reason. I believe there are also class action lawsuits associated with these known issues, but a recall has not been issued.

    NHTSA complaint #11729006 · source
11. Filed Mar 13, 2026OHEngineTransmission & Drivetrain

    We purchased a 2018 Fully Loaded Chevy Silverado LTZ/Z71 ($60,000) in 2019, with the idea it would last. After being super meticulous with maintenance and keeping this vehicle in top condition, we just passed the 110,000 mile mark. I have receipts of all the work/maintenance completed on this vehicle. I began to hear a ticking noise in the engine block, and the check engine light came on, so I pulled the codes and went to a local transmission/engine mechanic to find that I…

    NHTSA complaint #11724143 · source
12. Filed Mar 9, 2026167,000 miFLEngine

    The contact owns a 2018 Chevrolet Silverado 1500. The contact stated that occasionally, while driving at various speeds, the vehicle suddenly lost automotive power while driving over a ditch or speed bump. Several unknown warning lights were occasionally illuminated. Upon further inspection, the contact noticed that the negative and positive battery wiring cables were abnormally hot. The contact restarted the vehicle, and the vehicle was taken to a local dealer. The contact…

    NHTSA complaint #11722894 · source

Source: U.S. National Highway Traffic Safety Administration (NHTSA) Office of Defects Investigation public data. Complaints are submitted by owners and are not verified by NHTSA or by us; a complaint does not prove a defect exists. View this vehicle on NHTSA.gov Methodology