There are 3 owner-reported powertrain & transmission complaints for the 2004 GMC Canyonin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
I PULLED INTO THE PARKING AREA OF A GROCERY STORE AND STOPPED IN THE DRIVING LANE OF THE LOT. UPON BACKING INTO A PARKING SPOT, THE SHIFT LEVER MOVED FREELY IN MY HAND AND WOULD NOT SHIFT GEARS. I ROLLED FORWARD INTO A PARKING SPOT AND CALLED AAA ASSISTANCE. UPON AAA'S ARRIVAL THE TECHNICIAN CRAWLED UNDER TO TRUCK AND REATTACHED THE TRANSMISSION CABLE. OVER THE COURSE OF SEVERAL WEEKS THE CABLE CAME OFF THE TRANSMISSION LINKAGE SEVERAL MORE TIMES. I MADE AN APPOINTMENT WITH THE DEALER TO HAVE THE LINKAGE REPLACED. THE END OF THE CABLE WAS MADE OF PLASTIC AND APPEARED CORRODED. *KB
DT: THE CONTACT STATED THE FRONT LEFT AXLE CRACKED. THERE WAS A LOSS OF FLUID, AND THE VEHICLE STARTED TO MAKE NOISE. THE DEALER OFFERED NO FREE REMEDY BECAUSE THE VEHICLE WAS OUT OF WARRANTY. THE MANUFACTURER HAS NOT BEEN CONTACTED. *AK UPDATED 12/14/05. *JB
WHEN DRIVING, THE VEHICLE WOULD AUTOMATICALLY KICK INTO 4-WHEEL DRIVE WHEN MAKING A TURN IN EITHER DIRECTION. THE VEHICLE HAS BEEN DOING THIS FOR ABOUT 6 MONTHS. THERE IS NO WARNING. WHEN IT KICKS IN 4-WHEEL DRIVE, IT STOPS LIKE THE BRAKE IS ON. THE CONSUMER WAS ALMOST INVOLVED IN SEVERAL ACCIDENTS . THE VEHICLE IS REGULARLY SERVICED. THERE ARE NO OTHER PROBLEMS WITH THE VEHICLE. *AK *SC *JB
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026