Problems · by component
2007 Chevrolet HHR power train problems
40 owner complaints to NHTSA about the 2007 Chevrolet HHR cite power train, 6% of all 726 complaints for this model year.
Complaints
40
6% of all complaints
Crashes
2
Reported by owners
Fires
1
Reported by owners
Injuries
0
Reported by owners
What owners say about the power train
Verbatim from NHTSA complaints, newest first
“OUT OF NO WHERE, SPEED ODOMETER WENT TO FLASHING AND CAR WOULD NOT SPEED UP EVEN WHEN PUSHING THE GAS... HAD IT CHECKED AND WAS TOLD TO CHECK TO SEE IF THERE WAS A RECALL BECAUSE MECHANIC COULD NOT FIND ANYTHING WRONG WITH IT. IT STOPPED WORKING WHILE ON THE HIGHWAY, HAD TO TOW IT HOME BECAUSE WAS TOO SCARED TO TRY TO MAKE IT HOME. WHEN PUSHING THE GAS, YOU CAN FEEL IT LOSING POWER.”
“DRIVING AND PUSHED ON CLUTCH TO CHANGE GEARS , I HEARD A SNAP AND THE CLUTCH LOST ALL PRESSURE AND WENT TO THE FLOOR OF THE VEHICLE. UPON INSPECTION BY A MECHANIC , IT WAS DETERMINED THAT THE CLUTCH CYLINDER HAD PUNCHED THROUGH THE FIREWALL. THIS SHOULD NOT HAVE HAPPENED AND IS A MANUFACTURING DEFECT. I WAS DRIVING IN TRAFFIC AND THIS CAUSED THE CAR TO TURN OFF. IT COULD HAVE CAUSED A VERY SERIOUS ACCIDENT.”
“DRIVING 45 MPH PRESSED THE BRAKES , VEHICLE STARTED ACCELERATING THEN I APPLIED EXCESSIVE FORCE ON THE BRAKES, FINALLY ENGINE STARTED TO REDUCE RPM'S NO CHECK ENGINE LIGHT CAME ON, LUCKY THAT I AM A VERY EXPERIENCED DRIVER LOL TO OTHER DRIVERS”
“IGNITION SWITCH WAS REPLACED UNDER RECALL IN NOV 2014. ON DATE OF FAILURE IT WAS NOT POSSIBLE TO TURN THE KEY, BUT IT COULD BE REMOVED AND REINSERTED. BECAUSE THE IGNITION KEY COULDN'T BE TURNED, THE STEERING WHEEL WAS LOCKED AND THE TRANSMISSION WAS LOCKED IN PARK. VEHICLE HAD TO BE TOWED TO CHEV DEALER THAT ADVISES THEY WILL REPLACE IT UNDER WARRANTY.”
“TL* THE CONTACT OWNS A 2007 CHEVROLET HHR. THE DEALER REPAIRED THE VEHICLE ACCORDING TO NHTSA CAMPAIGN NUMBERS: 14V047000 (ELECTRICAL SYSTEM) AND 14V171000 (ELECTRICAL SYSTEM) IN NOVEMBER OF 2014. AFTER THE REPAIR, THE KEY BECAME STUCK IN THE IGNITION AND THE BATTERY WAS DRAINED. THE VEHICLE WAS TAKEN TO THE DEALER AND THE BATTERY WAS REPLACED AND THE SWITCH WAS REPLACED. ALSO, THE FLOOR SHIFTER NEEDED TO BE REPLACED. THE CONTACT SPOKE WITH THE MANUFACTURER AND FILED A COMPLAINT. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS UNKNOWN. UPDATED 07/13/16*LJ”
“2007 CHEVROLET HHR. UNABLE TO REMOVE KEY FROM IGNITION. HAD TO GET CAR TOWED. *TA THE SHIFTER AND POWER STEERING FUSE WAS REPLACED. THE CONSUMER IS SEEKING REIMBURSEMENT. *JB”
Showing 6 of 40 reports. Read every report on NHTSA.gov.
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 10, 2026NHTSA vehicle page
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.