There are 7 owner-reported speed control & cruise complaints for the 2006 Chevrolet Trailblazerin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
VEHICLE WAS SERVICED FOR A FAULTY FUEL LEVEL FLOAT SENSOR, WHICH WAS REGISTERING THAT THERE WAS NO FUEL IN THE GAS TANK WHEN THE TANK WAS FULL. 7 DAYS LATER, WHILE DRIVING ON A BUSY FREEWAY, ALL OF THE GAUGES ON THE GAUGE CLUSTER STARTED SPINNING OUT OF CONTROL AND THE VEHICLE LOST COMPLETE POWER WHILE DRIVING 65 MPH. I HAD TO MEREGE ACROSS 4 LANES ON THE FREEWAY IN HEAVY TRAFFIC AND NEARLY GOT RUN OVER. NO POWER TO THE ENGINE AT ALL - IT JUST DIED WHILE I WAS DRIVING. OF COURSE, ONSTAR AND THE CHEVROLET DEALER THAT PERFORMED ALL OF THE SERVICE ON THE VEHICLE WERE NO HELP. WHILE WAITING FOR ONSTAR, MY VEHICLE WAS TOWED OFF THE FREEWAY.
TL* THE CONTACT OWNS A 2006 CHEVROLET TRAILBLAZER. WHILE DRIVING 45 MPH, THE VEHICLE ACCELERATED RAPIDLY WITHOUT WARNING. THE CONTACT WAS ABLE TO SLOW THE VEHICLE DOWN BY DEPRESSING THE BRAKE PEDAL. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 115,000.
I WAS DRIVING DOWN THE HIGHWAY WHEN THE CHECK ENGINE AND LOW POWER LIGHTS CAME ON. I LOST ALL ACCELERATION AND MY RPM'S DROPPED TO NOTHING. CODES THAT CAME UP WERE FOR THE THROTTLE BODY. I READ A COMPLAINT THAT STATES GM KNOWS ABOUT THIS ISSUE. WHY HAVEN'T THEY DONE ANYTHING ABOUT THIS? *JS
TL* THE CONTACT OWNS A 2006 CHEVROLET TRAILBLAZER. THE CONTACT WAS ACCELERATING FROM A STOP SIGN AT APPROXIMATELY 25 MPH WHEN THE VEHICLE ABNORMALLY ACCELERATED. THE VEHICLE ACCELERATED RAPIDLY AND THE CONTACT WAS UNABLE TO CONTROL THE VEHICLE. THE CONTACT TRIED APPLYING THE BRAKES BUT THE VEHICLE WOULD NOT STOP. THE CONTACT THEN SUDDENLY POWERED THE VEHICLE OFF, CAUSING THE WHEELS TO SEIZE AS THE ENGINE RPMS CONTINUED TO INCREASE RAPIDLY. THE VEHICLE WAS RESTARTED AND RESUMED NORMAL OPERATION. THE VEHICLE WAS NOT INSPECTED BY A DEALER OR AN INDEPENDENT MECHANIC. THE MANUFACTURER WAS CONTACTED AND OFFERED NO ASSISTANCE. THE FAILURE AND CURRENT MILEAGES WERE APPROXIMATELY 90,000. UPDATED 04/30/13*LJ
TL*THE CONTACT OWNS A 2006 CHEVROLET TRAILBLAZER. WHILE DRIVING APPROXIMATELY 25 MPH AND GOING UP A HILL, THE VEHICLE DECELERATED. THE CONTACT STATED THE FAILURE OCCURRED NUMEROUS TIMES. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO STATED THAT THE THROTTLE BODY ASSEMBLY NEEDED TO BE REPLACED. THE PART FOR REPAIR WAS UNAVAILABLE. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 38,000.
IN A 2006 CHEVY TRAILBLAZER, THE GAS PEDAL SOMETIMES DOES NOT WORK, CONCERNED ABOUT PEDAL NOT WORKING IN AN INTERSECTION OR ANYWHERE. TOOK IN FOR REPAIR AND WAS TOLD COMPUTER HAS NO REPORT OF IT HAPPENING. DON'T KNOW WHAT IS CAUSING IT AND DON'T KNOW HOW TO FIX. HAVE HEARD SEVERAL SAME SITUATIONS BUT NO FIXES. VERY CONCERNED FOR SAFETY AND MY LIFE AND OTHERS. *TR
TL* THE CONTACT OWNS A 2006 CHEVROLET TRAILBLAZER. WHILE THE CONTACT WAS DRIVING 10 MPH HE ATTEMPTED TO PASS THE VEHICLE IN FRONT OF HIM REACHING 40 TO 50 MPH AND NOTICED THAT THE ACCELERATOR PEDAL HAD BECOME STUCK TO THE FLOOR AND THE BRAKES WOULD NOT STOP THE VEHICLE. AFTER SEVERAL ATTEMPTS AT SLOWING THE VEHICLE BY USING BOTH THE BRAKES AND THE HAND BRAKE, THE CONSUMER ACTIVATED THE EMERGENCY LIGHTS, SWITCHED THE TRANSMISSION INTO NEUTRAL AND CONTINUED TO USE BOTH THE BRAKES AND HAND BRAKE, BRINGING THE VEHICLE TO A STOP. AFTER STOPPING THE VEHICLE AND TURNING OFF THE ENGINE, THE CONSUMER HAD TO PHYSICALLY PULL THE ACCELERATOR PEDAL OFF THE FLOOR WITH HIS HAND. THE CONSUMER TOOK THE VEHICLE TO THE DEALER AND THEY REPLACED THE THROTTLE BODY. THE CURRENT AND FAILURE MILEAGES WERE 48730. UPDATED 3/8/10 *CN UPDATED 05/13/10.*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