2018 Chevrolet Silverado 1500: Power Train complaints
Owner-reported issue (NHTSA complaints, not a recall)
Symptoms
NHTSA has 170 owner complaints for the 2018 Chevrolet Silverado 1500 that list the power train component. Complaints are individual owner reports, not verified defects.
Examples:
- NHTSA complaint ODI #11764741 (filed 09/16/2026): “The transmission went out before it hit 100k miles. it had to be completely replaced which cost me several thousand dollars.…”
- NHTSA complaint ODI #11758850 (filed 08/23/2026): “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 ODI #11754640 (filed 08/04/2026): “There was premature torque converter failure that’s has taken out the transmission unexpectedly. i was coming from a side street to get onto a main highway and as i left the stop sign the truck stalled upon take off and i was stuck half way on the highway and halfway on the side road. until it jerke…”
Likely causes
These complaints do not establish a single root cause; read the examples above and get a diagnosis.
Fix, in plain English
No single fix is established by these reports. Check your VIN for open recalls at nhtsa.gov/recalls, ask a dealer about technical service bulletins (TSBs) or extended warranty coverage, then have the system diagnosed.
DIY difficulty: Pro
Diagnosis needs a scan tool; repair or replacement needs a lift, transmission jack and the manufacturer's fluid fill/relearn procedure. (Our assessment.)
Cost
No sourced cost range for this issue. Get a written quote after diagnosis.
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