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Chevrolet Trailblazer slipping problems

30 of the 7,174 owner complaints about the Chevrolet Trailblazer describe transmission slipping, most of them for the 2002 model year.

owner complaints
30
worst model year
2002
typical mileage
60,000
Is there a fix? There are 3 recalls for this area of the car. See below

By model year

What owners say

Filed Jul 16, 2026 · Transmission · NC

Vehicle has 67,000 miles and suffered a catastrophic CVT transmission failure, documented by dealership diagnostic code P2714. The transmission severely slips and exhibits a dangerous 15-second delay to engage forward gear after shifting into Drive. More critically, the vehicle suffers from unpredictable engine stalling. The car completely shut down and stalled in traffic while trying to accelerate into a driving lane after shifting. The vehicle did not trigger any dashboard safety warnings, limp mode, or "Reduced Engine Power" messages prior to shutting down, causing an un-warned loss of motive power on a public road. This creates an immediate, severe risk of a high-speed rear-end collision. General Motors has acknowledged internal CVT chain slippage and hydraulic failure points in Technical Service Bulletins 24-NA-009 and PIP6033 but has not issued a safety recall.

Filed Mar 6, 2024 · Acceleration, Electrical · OH · crash

While driving 65-70 MPH cruise control will continuously "bog" down and act like it is wanting to cut off the whole vehicle. transmission is starting to act like it is slipping to the point where I am going all the way to the steering wheel before it catches again. Vehicle is under 36,000 miles and should not be having transmission issues. Radio has been replaced once before but is now doing the same thing where it is not recognizing my phone, directions given to it by touch on screen, and will even completely turn off while in the middle of driving. Will freeze and then act like the screen has 'water' damage. back up camera is not calibrated correctly. It states that I have more than enough room to make a turn but when looking into my mirrors, it is off by almost a foot and a half. I was in a car accident due to the back up camera malfunction with the difference in distance and with the screen malfunctioning. I have had the vehicle inspected by the chevy dealership multiple times and they have stated that there is nothing coming up on the code reader. The vehicle is available for inspection. My children ride in this vehicle and after the accident, I do not deem it quite safe with the malfunctioning parts. There has not been any lights coming on for the issues but the issues are there.

Filed Jun 8, 2020 · Acceleration, Engine · TX

Transmission slipping and the heater circuit.

Filed Apr 17, 2015 · Transmission · 101,000 miles · OH

Was driving down the road transmission started to slip pulled over and had trans fluid everywhere. Replaced the lines and now not even 3 years later they are rotten again and will need replaced soon. I am lucky the first time they broke I didn't damage my transmission. I have seen where a lot of other people have and are having the same problems.it coast me around $150 for the lines and the fluid and filter to make sure there was no damage. I cant afford $150 every couple yrs.

Filed Jan 11, 2015 · Driver assistance, Electrical · 134,000 miles · AL

Well I bought this SUV used from americas carmart in gadsden alabama.they have a 100 plus lots and advertise good used qualtiy cars..when I bought the SUV I wanted to take it to the chevy dealer but was told their on site certified mechanic checked it all out and with the service agreement thought I was ok....had it two days and the transmission went out..the suspension was also an issue then 12/21/2014 ..going past 50 it shook like crazy....and then the transmission was slipping againi purchased a service agreement for $595.00..it covers what my problems are...but the contract says they can use non manufacter parts which is fine...when I brought it to them with the transmission..they put a junkyard salvage transmission with 100.000 miles on it...when I called them in december about the shaking and suspension and the transmission...they said bring it in...I asked them where they were going to take it..they refused to tell me...and I told them I didn't want a junkyard suspension or transmission as per contract was not suppose to happen..I also asked for a certified mechanic to do the work...they said they would see what they could do.I do a lot of driving in tennessee..alot of mountain driving and I was not going to have the front end {ball joints,etc go out there..not real safe..they came and got the car...I thought they were going to fix it as agreed...that was on the 8th of jan..now they say they are going to sue me for the remaining balance....I just want to call attention to this SUV as it is not safe..and its my opinion they do this a lot to other people...I wanted to draw this to your attention as I would feel bad if I heard of someone getting seriously hurt..due to their inability to sell quality used cars as they advertise...and believe their practices on repairing these cars with a service agreement gets checked into..I filed a complait w/the ftc and agoffice.

Filed Sep 26, 2014 · Suspension, Transmission · 105,000 miles · MI

Three times since purchasing this vehicle in january 2012, I have had to replace the right front wheel hub assembly due to bearing failure. Recently the transmission, which has not exhibited a leak, was very low on fluid, (3 quarts) and the fluid was burned. The transmission now slips and is changing erratically. The vehicle was regularly serviced at buff whelan chevrolet in sterling heights, mi.

Filed Jun 19, 2014 · Transmission · 149,000 miles · PA

Transmission cooler lines spring a small pin hole leak. Leak directly under power steering pump. Lines cause transmission to slip and have very hard time shifting into next gear. Truck would almost red line. Can cause internal damage to transmission if kept driving. Truck has sat for 6 months now. Can cause an accident if transmission loses to much fluid.

Filed Mar 27, 2014 · Electrical, Engine · 201,190 miles · SC

The car takes off as if it doesn't want to allow shift change. It automatically changes on it's on. Transmission starting to slip.

Filed May 8, 2012 · Transmission · NC

Automatic transmission sunshell failed, driving and the truck didn't go into gear. Slowing went in gear, cause struggle driving...as I turn to held back home the SUV refused to go in to rear.took to transmission shop failed sunshell need new transmission. Costly..start slipped in and out of gear week before engine light came on. The slippage of gear have almost caused several accident when enter highways or lans.

Filed Jun 15, 2009 · Electrical, Transmission · 72,000 miles · VA

Tl*the contact owns a 2005 chevrolet trailblazer. While driving approximately 50 MPH, the contact heard a loud noise outside the vehicle. The transmission began to slip and there were no warning indicators illuminated on the instrument panel. The vehicle was taken to an independent mechanic on two separate occasions for inspection. The technician stated that the alternator failed. The warranty expired on the vehicle and the manufacturer is in the process of being notified. The vehicle is able to be driven and has not been repaired. The VIN was unknown. The failure mileage was 72,000 and current mileage was 76,000.

Related recalls

Power train: automatic transmissionReported March 6, 2003 · 511,167 vehicles affected
What is wrong
Certain sport utility vehicles fail to comply with the requirements of federal motor vehicle safety standard no. 114, "theft protection." these vehicles are equipped with a mechanical override that could allow the ignition key to be removed with the shift lever in a position other than park. In addition, these vehicles have an override that can allow the transmission to be shifted out of park with the ignition in the off position.
Risk
These overrides are not permitted unless the vehicle has a locking steering column.
Remedy
Dealers will eliminate these conditions by disabling the overrides. Owner notification began on may 29, 2003. Owners who take their vehicles to an authorized dealer on an agreed upon service date and do not receive the free remedy within a reasonable time should contact chevrolet at 1‑800‑222‑1020, gmc at 1‑800‑462‑8782, oldsmobile at 1‑800‑442‑6537, or hummer at 1‑866‑486‑6376.

Recall number 03V075000 · Recall details

Power train: transfer case (4-wheel drive)Reported October 17, 2001 · 78,004 vehicles affected
What is wrong
Vehicle description: sport utility vehicles equipped with 4-wheel drive. The calibration of the transfer case control module could cause insufficient high speed gear engagement.
Risk
If the gear is not engaged, the vehicle can roll when the transmission is in "park" and a crash could result without warning.
Remedy
Dealers will update the transfer case control module calibration to increase gear engagement. Owner notification began november 6, 2001. Owners who take their vehicles to an authorized dealer on an agreed upon service date and do not receive the free remedy within a reasonable time should contact chevrolet at 1‑800‑222‑1020 or gmc at 1‑800‑462‑8782.

Recall number 01V334000 · Recall details

Power train: transfer case (4-wheel drive)Reported September 5, 2001 · 895 vehicles affected
What is wrong
Vehicle description: sport utility vehicles (4 wheel-drive). Some of these vehicles were built with a range shift collar in the transmission transfer case that contains cracks.
Risk
This condition could result in a complete fracture of the range shift collar and subsequent loss of vehicle forward and reverse gears, and the inability to maintain "park" position. This increases the risk of a vehicle crash resulting from unintended movement of a parked vehicle.
Remedy
Dealers will replace the transfer cases and update the control module calibration. Owner notification began september 6, 2001. Owners who take their vehicles to an authorized dealer on an agreed upon service date and do not receive the free remedy within a reasonable time should contact chevrolet at 1‑800‑222‑1020 or gmc at 1‑800‑462‑8782.

Recall number 01V283000 · Recall details

Questions about the Chevrolet Trailblazer slipping

Which Chevrolet Trailblazer years have transmission slipping problems?

The model years with the most reports are 2002 (11 complaints), 2004 (7 complaints) and 2003 (5 complaints).

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