Lane Departure Related Problems of the 2020 Chevrolet Blazer

Table 1 shows three common lane departure related problems of the 2020 Chevrolet Blazer. The number one most common problem is related to the assist (two problems). The second most common problem is related to the blind spot detection (two problems).

Table 1. Lane Departure related problems of Chevrolet Blazer


Recently reported Lane Departure problems of the 2020 Chevrolet Blazer

The Assist problem

Continues "reduced steering assistance', thermostat won't register, stay on cold, a/c blows warm air. We added coolant, replaced battery. Code goes off, within a few weeks comes back on. About to replace the whole thermostat and sensor. Many many Blazers having the same issues.   Read details...

The Blind Spot Detection problem

Ongoing engine and steering sensor issues – 2020 Chevrolet Blazer I am filing a complaint regarding repeated safety and mechanical issues with my 2020 Chevrolet Blazer. The vehicle’s check engine light frequently turns on and off, and I have been informed by technicians that it is   Read details...

The Lane Keep Steering Assist problem

The contact owns a 2020 Chevrolet Blazer. The contact stated that while driving approximately 70 mph, the message, "steering assist reduced - drive carefully” was displayed. The contact stated that the a/c shut off and the windshield defroster failed after the message was displayed.   Read details...


Lane Departure related problems in other Chevrolet Blazer model year vehicles:



Blazer Service Bulletins
Blazer Safety Recalls
Blazer Defect Investigations