2020 Chevrolet Tahoe Recalls, Issues & Maintenance

“The 6.2L L87 V8 engine in my 2020 Chevrolet Tahoe Premier RST suffered a catastrophic internal component failure while operating. The engine experienced a sudden, severe internal mechanical breakdown involving the crankshaft or connecting rod bearings, completely disabling the”

“Lifter failed on my Chevy Tahoe 6.2L engine at ~75K miles in September 2025. One lifter bank was replaced. No reason for lifter failure was given. Less than 5 months later the other lifter bank has failed and damaged the cam shaft”

“I purchased this vehicle in January 2024. With less than 40k miles on it. I drove it for approx 2 months and the entire engine seized up”

“It was diagnosed by the Chevrolet dealership in Chester, VA as suffering severe failure of ALL 8 fuel injectors, fuel rails and connector harnesses, resulting in a 15 day repair wait and a $4,644.50 bill not including other expenses such as lodging/car rental”

“It was diagnosed after 1 day in the shop that all 8 fuel injectors and the two fuel rails were corroded and had snapped upon inspection.( photos were sent to me)”

“Upon mechanic inspection they found a malfunctioning high pressure fuel pump. This part was recalled on other vehicles of the same model year due to bad welds”

“I was driving my truck on the highway, suddenly it began to hesitate and making a loud winding out noise. The truck was hesitate on going forward”

“High pitched whine between 2nd and 3rd gear, dealership states fluid and filter full of metal shavings transmission needed replaced”

“While driving, the vehicle's RPM's accelerated quickly and then the vehicle stopped in the middle of the road and would not move. I could not even get it to the side of the road to be out of traffic”

“While driving, the vehicle experienced a sudden loss of brake assist due to a failure of the vacuum brake pump. The brake pedal became extremely hard, and the vehicle would not slow or stop as expected”

“While driving toward intersection, light changed to red. Applied pressure to brake pedal and pedal became extremely difficult to press. Vehicle was not slowing as expected with pedal pressure becoming very hard to press to slow vehicle”

“Both front rotors are flaking off in large chunks only on the inside. 35,500 miles . Outside smooth as butter”

“After visiting the internet I then saw other complaints about the module on the dash for the trailer brake adjustment having repeated complaints”

“Trailer brake warning message, making car un drive able”

“The contact stated that the service trailer brake system warning light illuminated intermittently. The recurrence of the warning light being illuminated had increased mostly while driving at highway speeds”

“Rear view camera goes off starts with striped blurry lines then goes to blue screen says “service rear vision system””

“Back up camera does not work. Quick google search shows this is a common issue in GM vehicles with no real identifiable fix”

“Suddenly lost all power steering, then warning power steering attention, no control for steering, very dangerous, couldn't drive vehicle”

“Stopped at a traffic light my power steering warning light on the dash came on. After that I had no power steering, and the vehicle is very difficult to steer”

“Once this happens it is really hard for me to steer AND I lose acceleration as well. Imagine losing acceleration in the middle of an intersection”

“The contact stated that the crash was a single vehicle crash and there was severe damage to the front of the vehicle. The contact stated that the air bags should have deployed but failed to deploy”

“The driver sustained a neck fracture and medical attention was provided. A police report was filed. There was no reported fire. The air bags failed to deploy”

“THE VEHICLE CONTINUED TO ACCELERATE FORWARD CRASHING INTO A WALL ON A DRIVEWAY OF A HOME NEARBY. THE VEHICLE'S AIR BAGS DID NOT DEPLOY”