2026 CHEVROLET COLORADO Complaints

My truck makes a very loud horrible noise when the fuel pump primes after the truck sits for a few hours it’s a clear flaw with the fuel pump and I’ve seen multiple people complain about this issue and there’s no fix for it.

Seats: Driver’s seat shifts forward when normal braking pressure is applied. Bottom cushion seems to be loose/shifting. Cause for major concern if emergency braking should be needed and seat does not restrain driver Steering: Steering wheel has vibrations when driving over normal aberrations/roughness on paved roads. Accompanied by rattles and mechanical noise. Extremely annoying Suspension: Front passenger side has loud clunk from time to time on certain speedbumps/off road. Low speeds 10-15mph. Vehicle Details: 2026 Colorado ZR2, Odometer: 3176

The steering shaft on my 2026 Colorado Trail Boss is faulty and needs to be replaced. There was no accident but feel like this could be a safety issue that needs to be addressed and reported.

I was driving went to stop brake petal went to the floor and the truck did not stop. So i put it in low gear and got the truck to stop. the truck is at the dealer they keep giving me the run around so i call gm and open a case there going to get back to me .Brake light,APS,Brake SystemFailure all lit up on dash and truck only had 134 mile.

The contact owns a 2026 Chevrolet Colorado. The contact stated that when the vehicle was purchased, the passenger’s side air bag warning light remained illuminated. The vehicle was taken for tire maintenance, and the contact was informed that the air bag warning light should not be constantly illuminated. The dealer was contacted about the failure. The dealer diagnosed a failure with the restraint system and that the sensor on the passenger’s side was not operating properly, causing a failure with the passenger’s side air bags and seat belt. The contact stated that the part to repair the vehicle was no back order. The vehicle was not repaired. The manufacturer was made aware of the failure. The failure mileage was approximately 5,952.

The contact owns a 2026 Chevrolet Colorado. The contact stated that while driving 70 MPH with the adaptive cruise control engaged, while the vehicle was approaching another vehicle from the rear, the brakes independently activated. No warning light was illuminated. A dealer was contacted. The vehicle was taken to the dealer to be diagnosed, and the contact was advised to stop using the adaptive cruise control while driving. The vehicle was not repaired. The manufacturer was notified of the failure and opened a case. The approximate failure mileage was 8,664.

Component: Drivetrain, brake, and engine management systems repeatedly fail in a coordinated pattern, with multiple warning indicators activating simultaneously and sudden unintended deceleration occurring without warning. Vehicle available for inspection. Safety risk: Most recent failure occurred at highway speed with family including passengers in the vehicle. Without warning, the vehicle decelerated abruptly while multiple dashboard warnings activated at once. Sudden deceleration at highway speed creates immediate risk of rear-end collision from following traffic and loss of vehicle control. Prior dealer confirmation: Yes. Curry Chevrolet (Scarsdale, NY) has had the vehicle in service for the same defect category on multiple prior occasions, including stays of over a week on at least two visits. The dealer has not permanently resolved the issue — symptoms have now recurred at sixth time. An additional early service visit at the same dealer was not documented with a repair order; I retain contemporaneous text messages establishing that visit occurred. Other inspections: Inspected only by Curry Chevrolet to date. GM Customer Assistance engaged (Case #XXX). No police, insurance, or independent inspections. New case has been filed with GM, linked to the previous (Case #XXX).Next service visit will be at a different authorized Chevrolet dealer for an independent diagnostic. Warning indicators: Yes. In the most recent incident, multiple warning lamps and system alerts activated simultaneously at the moment of deceleration, with no advance warning. Prior incidents showed the same multi-system warning pattern, consistently without predictive indicators. Vehicle is a 2026 Chevrolet Colorado, VIN [XXX], delivered January 2026 with 2,209 miles on the odometer at delivery. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

Not sure if this is a safety issue at this point but there is a rattling noise around the steering column when you drive over any bumps and hoping this will not lead to any safety issues.

The contact owns a 2026 Chevrolet Colorado. The contact stated that while using the cruise control at 60 MPH, the vehicle began to accelerate. The contact was able to depress the brake pedal to avoid a crash. The cruise control was restarted and set to 50 MPH, and the vehicle accelerated again without warning. The local dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was not notified. The failure mileage was approximately 832.

Front passenger headlight assembly is defective with less than 200 miles on vehicle. The defect is allowing excessive condensation in assembly and fogging up headlight brightness and assuming will eventually cause bulbs to prematurely burn out. This in my opinion is a safety concern and issue . Also seems like there is a shortage of the defective headlight assembly.