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2021 Chevrolet Trailblazer Problems and Recalls
Owners filed 195 complaints with NHTSA about the 2021 Chevrolet Trailblazer, most often about the other or unspecified (28% of complaints). It is 7th of 17 Trailblazer model years by number of complaints and has 4 recalls.
Most common 2021 Chevrolet Trailblazer problems
Other or unspecified
54 complaints · 28%Two times I have heard a loud pop noise coming through my stereo speakers. I noticed it when applying the brakes. I went on a Trailblazer forum and a few others had reported the same thing. I heard the pop today when I was pulling into a parking spot and applying the brakes.
Electrical
41 complaints · 21%Parts named most often: ignition.
The contact owns a 2021 Chevrolet Trailblazer. The contact stated that while driving at an undisclosed speed, the auto-stop was not functioning properly. Additionally, the doors would not unlock on two separate occasions. Additionally, the keyless ignition button would not turn off the vehicle until the contact…
The contact owns a 2021 Chevrolet Trailblazer. The contact stated that while driving at various speeds, the vehicle made an abnormal popping sound before the power steering and brakes failed. Additionally, the brake pedal became extremely sensitive while gently being depressed causing the vehicle to abruptly stop. The…
Transmission
41 complaints · 21%Half of these problems showed up before 32,000 miles.
The contact owns a 2021 Chevrolet Trailblazer. The contact stated after parking the vehicle and pressing the push to start button to turn off the vehicle, an alarm sounded and the message "shift to park" was displayed. The contact shifted out of park(p) and slammed the gear shifter into park(p). The contact was then…
The contact owns a 2021 Chevrolet Trailblazer. The contact stated while parking the vehicle, the gear shifter was shifted into park, however the shift to park warning light illuminated. In addition, the vehicle failed to turn off. The contact made several attempts to shift to park, and the gear shifter failed to…
Engine
39 complaints · 20%Half of these problems showed up before 53,000 miles. Parts named most often: exhaust system.
The contact owns a 2021 Chevrolet Trailblazer. The contact stated while driving at 5â10 MPH, there was an extremely loud clicking and rattling sound coming from the vehicle. The contact stated that there was an unknown object moving inside the vehicle. There were no warning lights illuminated. The vehicle was taken…
Vthe contact owns a 2021 Chevrolet blazer. The contact stated that while driving at an undisclosed speed, there was an abnormal sound coming from the vehicle. No warning lights were illuminated. The vehicle was taken to the dealer, where it was diagnosed with a crack between the muffler and front pipe. The contact was…
Brakes
32 complaints · 16%Half of these problems showed up before 4,500 miles.
When parking or about to move and you put foot on brake and get into a gear a loud audible popping noise comes through the stereo system. It is very loud and not based on how low or high the volume of the stereo is set. There is a thread on trailblazertalk.com about it now.…
The brakes including brake assist stopped working. Pressing the brake pedal did little to stop the vehicle. There was recall for this same issue that was preformed by the dealership 3 weeks ago.
Fuel system
18 complaints · 9%The contact owns a 2021 Chevrolet Trailblazer. The contact stated that while driving at various speeds, an abnormal fuel odor was coming from the vehicle, without warning. While in traffic, the contact started feeling dizzy and pulled over. The contactâs son who was following her vehicle, also stated that he could…
Driver assistance
12 complaints · 6%Parts named most often: automatic emergency braking, warnings, assist, adaptive cruise control.
The brakes including brake assist stopped working. Pressing the brake pedal did little to stop the vehicle. There was recall for this same issue that was preformed by the dealership 3 weeks ago.
Body and structure
8 complaints · 4%Parts named most often: body.
The contact owns a 2021 Chevrolet Trailblazer. The contact stated that during inclement weather, water accumulated inside all four door panels. The contact stated no warning light was illuminated. The vehicle was taken to the local dealer and the contact was informed that the failure was common in the year, make, and…
Complaints are owner reports to NHTSA, not verified defects. One complaint can name several components, so shares add up to more than 100%.
2021 Chevrolet Trailblazer recalls
Equipment: stand
Risk: A fractured jack can cause the vehicle to collapse, increasing the risk of injury.
Fix: Dealers will replace the jack, free of charge. Interim owner notification letters informing owner of the safety risk are expected to be mailed july 26, 2021. A second notice will be mailed once remedy parts become available. Owners may contact buick customer service at 1-800-521-7300 or chevrolet customer service at 1-800-222-1020. Gm's number for this recall is a212335470.
Full defect summary
General motors, llc. (gm) is recalling certain 2020-2022 buick encore gx and 2021-2022 chevrolet trailblazer vehicles. The emergency jack, if not positioned as directed in the vehicle owner's manual, can fracture while in use.
Brakes: service brakes
Risk: If communication with the sensor is interrupted, the electronic brake boost assist could be lost. Extra pedal force will be required to slow and stop the vehicle, increasing the risk of a crash.
Fix: Gm will notify owners, and dealers will replace the electronic brake boost module, free of charge. The recall began december 9, 2020. Owners may contact chevrolet customer service at 1-800-630-2438, cadillac customer service at 1-800-333-4223, or buick customer service at 1-800-521-7300. Gm's number for this recall is a202307260.
Full defect summary
General motors llc (gm) is recalling certain 2020 chevrolet corvette and cadillac ct4, ct5 and xt4, 2021 chevrolet trailblazer, and 2020-2021 buick encore gx vehicles. Sensor connection contamination in the electronic brake boost system may cause an interruption of communication between the sensor and the brake boost system.
Seats: critical fasteners
Risk: If an occupied front seat is missing the rear attachment bolts, it may move during a crash, increasing risk of injury to the occupant.
Fix: Gm will notify owners, and dealers will inspect seat attachments for both front seats and install attachment bolts as needed, free of charge. The recall began october 1, 2020. Owners may contact chevrolet customer service at 1-800-630-2438 or buick customer service at 1-800-521-7300. Gm's number for this recall is a202304380.
Full defect summary
General motors llc (gm) is recalling certain 2020 buick encore gx and 2021 chevrolet trailblazer vehicles. The rear attachment bolts of one or both front seats may not have been installed.
Equipment: labels
Risk: If drivers are uninformed and overinflate or underinflate their tires, this may increase the risk of a crash.
Fix: Gm will notify owners, and will mail corrected labels for customers to apply, free of charge. The recall began july 1, 2020. Owners may call chevrolet customer service at 1-800-222-1020. Gm's number for this recall is a202304070.
Full defect summary
General motors llc (gm) is recalling certain 2021 chevrolet trailblazer vehicles factory-equipped with optional 17-inch sport terrain tires. The certification label on these vehicles does not provide the tire size and cold tire pressure information for front and rear tires, as required. As such, these vehicles fail to comply with federal motor vehicle safety standard number 110, "tire selection and rims."
Recall repairs are free at any franchised dealer. Enter your VIN at nhtsa.gov/recalls to see which recalls are still open on your car.
Questions about the 2021 Chevrolet Trailblazer
- What are the most common problems with the 2021 Chevrolet Trailblazer?
- By NHTSA owner complaints: other or unspecified (54 complaints); electrical (41 complaints); transmission (41 complaints, typically around 32,000 miles).
- How many recalls does the 2021 Chevrolet Trailblazer have?
- 4 recalls listed by NHTSA, the latest from June 10, 2021 (equipment). Check your VIN at nhtsa.gov/recalls to see which ones are still open on your car.
- Is the 2021 a bad year for the Chevrolet Trailblazer?
- It is 7th of 17 Trailblazer model years by number of complaints, with 195 complaints. Complaint counts are not adjusted for how many cars were sold, so popular years collect more of them, and the newest years have had less time to.