Photo: Kevauto / CC BY-SA 4.0 / Wikimedia Commons
2020 Chevrolet Blazer: common problems and reliability
· 2019One of the weaker Blazer years.
221 owner complaints, most about electrical system. 3 recalls.
Should I buy a 2020 Blazer?The 2020 Chevrolet Blazer has 221 owner-filed NHTSA complaints and 3 recalls on record. The most-reported areas are electrical system and power train. Owners most often flag thermostat failure: sometimes with temperature gauge dropping to cold and cooling fan running after shutdown.
Safety record for the 2020 model year
Source: NHTSA complaints and recalls filed for 2020 Chevrolet Blazer vehicles (US, public record).
The Year Score compares this year with other Blazer years only. How we score it
Is 2020 a good year for the Blazer?
Across the 18 Blazer model years we track, complaint volume runs from 15 (2005) to 1,280 (1996). With 221 complaints, the 2020 Blazer sits above the model's median of 186.
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 2020 Blazer
tires
Campaign 21V115000General Motors LLC (GM) is recalling certain 2020 Buick Enclave, Cadillac XT4, XT5, Escalade, Escalade ESV, Chevrolet Suburban, Tahoe, Traverse, GMC Yukon, Yukon XL, 2018-2021 Chevrolet Express, GMC Savana, 2019-2020 Chevrolet Blazer, Silverado 1500, GMC Acadia, Sierra 1500, and certain Continental tires sold to the aftermarket for various model year 2018-2021 vehicles. The affected tires were cured for too long during production.
air bags:side/window:curtain:inflator
Campaign 20V446000General Motors, LLC. (GM) is recalling certain 2020 Buick Enclave, Cadillac XT5 and XT6, Chevrolet Blazer, Silverado 1500, 2500 and 3500 and Traverse and GMC Acadia and Sierra 1500, 2500 and 3500 vehicles. The diffuser component of the Roof-Rail Air Bag (RRAB) inflator may not have been properly crimped to the inflator and could separate from the inflator during air bag deployment.
power train:automatic transmission
Campaign 20V668000General Motors LLC (GM) is recalling certain 2018-2019 Chevrolet Cruze and Buick LaCrosse, 2018-2020 Chevrolet Equinox, Chevrolet Traverse and GMC Terrain, 2018 Chevrolet Malibu, 2019-2020 Buick Encore, Buick Enclave, Cadillac XT4, Chevrolet Blazer and GMC Acadia, and 2020 Cadillac XT6 vehicles. The start/stop accumulator endcap may have missing bolts.
What owners report on the 2019 Blazer
Owner sentiment for this generation is mixed but leans positive among long-term owners, with many praising the styling, ride comfort, highway manners, and the naturally aspirated V6 paired with the 9-speed transmission.
- RecurrentThermostat failure
Sometimes with temperature gauge dropping to cold and cooling fan running after shutdown.
- RecurrentCoolant temperature sensor failure
- RecurrentTransmission shuddering
Delayed clunk into reverse, or complete transmission failure requiring replacement.
- RecurrentRadiator leak
- RecurrentExcessive tire wear, particularly on 21-inch wheels
Owner insights for the 2019 Blazer. Read the full 2019 owner report.
Typical used price
Used Blazer listings typically run $22,199–$27,220.
Other Blazer model years
Compare every Blazer year side by side to see how 2020 ranks against the rest.
Compare the Blazer against its rivals
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