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2018 GMC Sierra 1500: common problems and reliability
An average Sierra 1500 year.
304 owner complaints, most about power train. 7 recalls.
Should I buy a 2018 Sierra 1500?The 2018 GMC Sierra 1500 has 304 owner-filed NHTSA complaints and 7 recalls on record. The most-reported areas are power train and engine.
Safety record for the 2018 model year
Source: NHTSA complaints and recalls filed for 2018 GMC Sierra 1500 vehicles (US, public record).
The Year Score compares this year with other Sierra 1500 years only. How we score it
Is 2018 a good year for the Sierra 1500?
Across the 25 Sierra 1500 model years we track, complaint volume runs from 49 (2016) to 1,186 (2022). With 304 complaints, the 2018 Sierra 1500 sits below the model's median of 471.
These are raw NHTSA complaint totals, not adjusted for how many cars sold or how long each model year has been on the road. Older and higher-selling years accumulate more complaints.
Where owners report problems
Recalls affecting the 2018 Sierra 1500
service brakes, hydraulic:power assist:vacuum
Campaign 19V645000General Motors LLC (GM) is recalling certain 2015-2017 Cadillac Escalade, 2014-2018 Chevrolet Silverado, GMC Sierra, 2015-2018 Chevrolet Suburban, Tahoe, GMC Yukon vehicles. The amount of vacuum created by the vacuum pump may decrease over time.
service brakes, hydraulic:antilock/traction control/electronic limited slip:wheel speed sensor/tone ring
Campaign 19V761000General Motors LLC (GM) is recalling certain 2015-2020 Chevrolet Suburban, Tahoe, and GMC Yukon, and 2014-2018 Chevrolet Silverado 1500 and GMC Sierra 1500 vehicles equipped with a 5.3-liter engine, a 3.08-ratio rear axle and four-wheel drive. If a wheel-speed sensor fails, while the vehicle is traveling between 41 and 60 mph in four-wheel or automatic mode, the Electronic-Brake Control Module (EBCM) software may activate the driveline-protection system.
service brakes, hydraulic:power assist:vacuum
Campaign 20V603000General Motors LLC (GM) is recalling certain 2018 Cadillac Escalade, Chevrolet Silverado 1500 and Tahoe, GMC Sierra 1500 and Yukon vehicles equipped with either a 5.3L or 6.2L V8 engine. The output of the mechanical vacuum pump can decrease over time, decreasing the amount of vacuum/power brake assist.
air bags:side/window:curtain:inflator
Campaign 24V756000General Motors, LLC (GM) is recalling certain 2018 Chevrolet Silverado 1500, GMC Sierra 1500, 2018-2019 Chevrolet Silverado 2500, 3500, and GMC Sierra 2500, 3500 Crew Cab trucks. The left or right-side roof-rail air bag (RRAB) inflator end cap may detach from the inflator or the inflator sidewall may rupture.
Show 3 more recalls
air bags
Campaign 25V432000General Motors (GM) is recalling certain 2018 GMC Sierra 1500, 2019 Sierra 2500, 3500, Chevrolet Silverado 3500, and Chevrolet Silverado 2500 and 2018 Chevrolet Silverado 1500 Crew Cab vehicles. The left or right-side roof-rail air bag (RRAB) inflator end cap may detach from the inflator or the inflator sidewall may rupture.
air bags
Campaign 26V166000General Motors, LLC (GM) is recalling certain 2018 Chevrolet Silverado 1500, GMC Sierra 1500, 2019 Chevrolet Silverado 2500, Silverado 3500, GMC Sierra 2500, and Sierra 3500 Crew Cab vehicles. The left or right-side roof rail air bag (RRAB) inflator end cap may detach from the inflator or the inflator sidewall may rupture.
air bags
Campaign 26V325000General Motors, LLC (GM) is recalling certain 2018 Chevrolet Silverado 1500, GMC Sierra 1500, 2019 Chevrolet Silverado 2500, Silverado 3500, GMC Sierra 2500, and Sierra 3500 vehicles. The left-side or right-side roof rail air bag (RRAB) inflator end cap may detach from the inflator or the inflator sidewall may rupture.
What owners say across generations
Sentiment is sharply divided by generation and powertrain, with strong negative consensus surrounding the reliability of recent gasoline V8 engines and transmissions.
Owner insights cover all generations of the Sierra 1500. See the full Sierra 1500 owner picture and every model year.
Typical used price
Used Sierra 1500 listings typically run $20,799–$35,939.
Other Sierra 1500 model years
Compare every Sierra 1500 year side by side to see how 2018 ranks against the rest.
Compare the Sierra 1500 against its rivals
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