There are 16 owner-reported speed control & cruise complaints for the 2008 Pontiac G6in NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
THE CAR IS SOME BULL[XXX] I STARTED CUTTING OFF ON ME IN THE MIDDLE OF THE ROAD REDACTED TO PROTECT PERSONALLY IDENTIFIABLE INFORMATION PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6) *CC
I WAS DRIVING AND MY CAR STARTED TO REDUCE SPEED, HESITATE, AND JERK WHEN PUT MY FOOT ON THE GAS AT A LIGHT TO PULL OFF OR EVEN WITH MY FOOT ON THE GAS PEDAL DRIVING. MY CAR COULDN'T PICK UP SPEED PAST 25 MILES AND SOMETIME LESS. A MESSAGE CAME UP ON MY DASH BOARD STATED FLASHING REDUCE ENGINE SPEED. I WAS NEAR AUTO ZONE WHEN IT HAPPENED SO I ASKED TO HAVE A DIANOSTIC COMPLETED AND IT STATED THROTTLE/ PEDAL POSITION SENSOR/ SWITCH "E" CIRCUIT LOW INPUT MEANING CODE P2127.
THE CATALYTIC CONVERTER IN MY CAR NEEDS REPLACEMENT. I HAVE BEEN THE ONLY OWNER AND HAVE MAINTAINED IT PROPERLY. THE CAR HAS A LITTLE UNDER 67,000 MILES AND OCCASIONALLY LOSES POWER. IT IS A MAJOR SAFETY ISSUE AS THIS HAPPENS SPORADICALLY. I CAN NOT WITH 100 PERCENT CERTAINTY MERGE INTO TRAFFIC KNOWING THAT IT WILL ACCELERATE FAST ENOUGH. I HAD A DIAGNOSTIC RUN ON THE CAR AND WAS TOLD THAT THE CATALYTIC CONVERTER IS THE ISSUE AND NEEDS REPLACEMENT. I CONTACTED THE DEALERSHIP IN EL PASO, TX AND THEY CLAIM THAT SOME PONTIAC G6 MODELS (BASED ON VIN) HAVE BEEN RECALLED, BUT THAT MINE IS NOT ONE OF THEM. I HAVE LOOKED UP RELATED CASES AND DON'T UNDERSTAND WHY MY CAR'S VIN IS NOT INCLUDED. I LOVE MY CAR AND IT HAS SERVED ME WELL, UNTIL NOW. I HOPE THAT SOMEONE, ANYONE WITH SOME AUTHORITY IS READING THIS. I HOPE THAT THAT PERSON DOES SOME INVESTIGATING AND REALIZES THAT THIS ISSUE IS NOT ISOLATED AND SHOULD BE AN OPEN RECALL. IT IS MOST DEFINITELY A SAFETY ISSUE. I DO NOT FEEL THAT IT IS SAFE TO CONTINUE TO DRIVE MY VEHICLE, BUT AM FORCED TO AS I CANNOT AFFORD TO HAVE IT FIXED. THE ACCELERATION ISSUE HAS HAPPENED ON THE FREEWAY AND ON CITY STREETS. I HAVE STOPPED USING THE FREEWAY FOR SAFETY REASONS. PLEASE LOOK INTO THIS ISSUE.
TL* THE CONTACT OWNS A 2008 PONTIAC G6. WHILE DRIVING 50 MPH, THE VEHICLE DECELERATED AND THE SPEED REDUCTION WARNING INDICATOR ILLUMINATED. ONCE THE VEHICLE WAS MERGED TO THE SIDE OF THE ROAD AND RESTARTED, IT RESUMED NORMAL OPERATION. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE VIN WAS NOT AVAILABLE. THE APPROXIMATE FAILURE MILEAGE WAS 100,000.
DRIVING AND SUDDENLY ENGINE LIGHT CAME ON, ACROSS THE RADIO IT SAID ENGINE POWER REDUCED AND SERVICE TRACTION. IT WOULD BARELY ACCELERATE. IT HAS DONE THIS TWICE IN A WEEK. THEN AFTER A WHILE THE ENGINE LIGHT GOES OFF AND IT WILL SEEM OK. AT STOPS THOUGH, THE CAR SEEMS VERY SHAKY, FEELING LIKE IT WILL STALL, BUT HASN'T YET!!! *TR
I HAVE A 2008 PONTIAC G6. I WAS DRIVING MY CAR AND SUDDENLY THE TRACTION CONTROL AND THE STABILITRAK SYSTEM GETS DISABLED FOR NO APPARENT REASON. I WASN'T ABLE TO USE THE CRUISE CONTROL FEATURE ANYMORE ADDING MORE PROBLEMS. IT IS A VERY ANNOYING THING AS IT MAKES THE WARNING NOISE (AS THE TRACTION CONTROL AND STABILITRAK SYSTEM GET DISABLED) EVERY TIME I DRIVE MY CAR. MOREOVER, I AM VERY WORRIED ABOUT THE SAFETY OF THE CAR SINCE I DON'T HAVE ANY TRACTION/STABILITY CONTROL. I WHEN I DID SOME RESEARCH, I FOUND OUT THAT THERE HAS BEEN A RECALL FOR THE EXACT SAME PROBLEM I AM HAVING WITH MY CAR LISTED IN THE RECALL (ALL 2005-2010 PONTIAC G6). GM'S NUMBER FOR THE RECALL IS 13036. IT HAS BEEN TWO MONTHS SINCE THE RECALL WAS ANNOUNCED, BUT I HAVEN'T RECEIVED MY RECALL NOTICE YET. DESPERATELY HOPING THAT THE RECALL NOTICE COMES UP SOON SO I CAN GET MY CAR FIXED AND DRIVE IT SAFELY. *TR
CRUISE CONTROL DISENGAGES. CRUISE CONTROL NO LONGER ENGAGES. *TR
WAS DRIVING ON THE HIGHWAY WHEN I TRIED TO SET MY CRUISE CONTROL. IT WOULD NOT ENGAGE. I'D NOTICED THIS BEFORE BUT THOUGHT LITTLE OF IT UNTIL SOMEONE ALMOST REAR ENDED ME. LUCKILY THE DRIVER BEHIND ME WAS NICE ENOUGH TO PULL UP BESIDE ME AND INFORM ME STATING, "HEY, YOU KNOW YOUR BRAKE LIGHTS AREN'T WORKING. ITS LIKE WHILE YOU'RE DRIVING THEY'RE ON BUT WHEN YOU BRAKE, THEY TURN OFF, IT'S KINDA WEIRD." ONCE GETTING TO MY DESTINATION, I HAD ONE OF MY FRIENDS TRAIL BEHIND ME AND OBSERVE THIS ISSUE AND IT WAS INDEED TRUE. LATER THAT NIGHT, I DID SOME RESEARCH ON THE INTERNET AND FOUND MANY POSTS ABOUT THIS ISSUE AND DECIDED TO COMPLAIN ABOUT THIS ISSUE. THIS IS A VERY DANGEROUS MALFUNCTION. I COULD HAVE LOST MY LIFE OR CAUSED SOMEONE THEIRS. *TR
TL* THE CONTACT OWNS A 2008 PONTIAC G6. THE CONTACT STATED THAT WHILE DRIVING 70 MPH, THE CRUISE CONTROL AND BRAKE LIGHTS FAILED ON SEVERAL SEPARATE OCCASIONS. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED. THE APPROXIMATE FAILURE MILEAGE WAS 98,000. *TR
THE CAR'S BRAKE LIGHT SWITCH RANDOMLY ACTIVATES AND CAUSES THE BRAKE LIGHTS TO ILLUMINATE AND THE CRUISE CONTROL TO TURN OFF. IF YOU TAP ON THE BRAKE PEDAL, THE SWITCH MAY WORK CORRECTLY FOR A FEW SECONDS OR HOURS UNTIL IT FAILS AGAIN. THIS IS A POTENTIALLY SERIOUS SAFETY ISSUE BECAUSE THE CAR BEHIND ME WILL NOT SEE MY BRAKE LIGHTS ACTIVATE WHEN I TRY TO STOP MY CAR BECAUSE MY BRAKE LIGHTS WERE ALREADY ILLUMINATED BEFORE I APPLIED THE BRAKES. THUS, IT IS LIKELY I WILL GET REAR-ENDED OR AT LEAST CURSED BY THE DRIVER OF THE VEHICLE THAT IS FOLLOWING ME. THIS IS ALSO A NUISANCE BECAUSE I CANNOT USE MY CRUISE CONTROL ON MANY OCCASIONS AND IT PREMATURELY WEARS OUT MY BRAKE LAMPS. *TR
CRUISE CONTROL DISENGAGED WHILE ON THE INTERSTATE. NOTICE SUDDEN DECELERATION AND CRUISE CONTROL INDICATOR WAS OFF. CRUISE CONTROL WOULD NOT REENGAGE IMMEDIATELY. REENGAGED BY DRIVER ABOUT 20 MILES LATER. *TR
I NOTICED THE CRUISE CONTROL GOING OFF ON ITS OWN AGENDA. I WAS TOLD BY ANOTHER DRIVER THAT THE BRAKE LIGHTS WERE COMING ON WHILE TRAVELING DOWN THE HIGHWAY. HAD A DEALER LOOK INTO THE PROBLEM AND THE SWITCH WAS REPLACED. STILL DOES IT WITH 56K MILES ON IT. I AM A MECHANIC AND WHAT A BAD DESIGN. GM NEEDS TO STEP UP A GET THE SWITCH REDESIGNED BEFORE SOMEBODY GETS SERIOUSLY HURT. *TR
ON MY 2008 PONTIAC G6, THE BRAKE LIGHTS ARE ON ALL THE TIME EVEN THOUGH THE BRAKE PEDAL IS NOT BEING DEPRESSED AND IN TURN MAKES THE CRUISE CONTROL NOT WORK. *TR
BRAKE LIGHT STAY ON WHEN DRIVING. WONT SHUT OFF TILL YOU HIT THE BRAKES, BUT WILL OFTEN COME BACK ON. THIS ALSO CAUSES THE CRUISE CONTROL TO SHUT OFF. WAS REAR ENDED IN JULY 2012. *TR
THE BRAKE PEDAL PRESSURE SWITCH MALFUNCTIONS CAUSING THE BRAKE LIGHTS TO ILLUMINATE WHEN THE BRAKE PEDAL IS NOT DEPRESSED (I.E. WHILE BOTH PARKED AND DRIVING DOWN THE ROAD). THIS DISABLES THE CRUISE CONTROL MECHANISM. THE BRAKE LIGHTS, WHICH ARE CONSTANTLY ILLUMINATED, THEN TURN OFF WHEN THE BRAKES ARE PRESSED (UNDER LIGHT TO NORMAL BRAKING). THE BRAKE LIGHTS DO ILLUMINATE AGAIN IF YOU CONTINUE TO APPLY INCREASED PRESSURE TO THE PEDAL, HOWEVER NOT UNTIL CONSIDERABLY HEAVY BRAKING CONDITIONS EXIST (NEARLY ACTIVATING THE ABS). UNDER MOST BRAKING SITUATIONS (I.E. APPLYING MODERATE PRESSURE TO THE BRAKES) THIS MALFUNCTION EFFECTIVELY CAUSES THE BRAKE LIGHTS TO WORK THE OPPOSITE OF HOW THEIR INDENTED. *TR
TL*THE CONTACT OWNS A 2008 PONTIAC G6. THE CONTACT WAS BACKING OUT OF A PARKING SPACE. UNEXPECTEDLY, THERE WAS A FORCEFUL INCREASE OF ACCELERATION. THE VEHICLE FAILED TO SLOW DOWN AND CRASHED INTO THE DRIVER SIDE DOOR OF AN OPPOSING VEHICLE. THE POLICE AND AMBULANCE WERE CALLED TO THE SCENE. THERE WERE NO PERSONAL INJURIES. THE VEHICLE WAS DRIVEN TO THE RESIDENCE. THE VEHICLE IS IN THE PROCESS OF BEING REPAIRED FOR THE BODY DAMAGES AT AN ESTIMATED COST OF $2,000.00. THE FAILURE MILEAGE WAS 46,000. UPDATED 4/28/10 *CN THE CONSUMER STATED THE ACCELERATOR PEDAL BECAME STUCK. UPDATD 06/25/10.*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