Power Train Related Problems of the 2020 Chevrolet Blazer

Table 1 shows three common power train related problems of the 2020 Chevrolet Blazer. The number one most common problem is related to the power train (66 problems). The second most common problem is related to the automatic transmission (three problems).

Table 1. Power Train related problems of Chevrolet Blazer


Recently reported Power Train problems of the 2020 Chevrolet Blazer

The Power Train problem

I am submitting this complaint regarding my 2020 Chevrolet Blazer and what appears to be a widespread cooling system defect. My vehicle has developed a coolant smell outside the vehicle, which raises concerns about a coolant leak from the radiator.   Read details...

The Automatic Transmission problem

The contact owns a 2020 Chevrolet Blazer. The contact stated that while attempting to park, the contact shifted the vehicle into park, and the contact noticed a shift into park error message would display when the contact attempted to restart the vehicle. The dealer was contacted.   Read details...

The Transmission Slip Out Of Gear problem

With approximately 1500 miles on the vehicle, the Blazer's automatic transmission failed while driving. I was stopped at a red light. When the light turned green, I proceeded slowly through the intersection in a left turn.   Read details...


Power Train related problems in other Chevrolet Blazer model year vehicles:



Blazer Service Bulletins
Blazer Safety Recalls
Blazer Defect Investigations