There are 50 owner-reported electrical system complaints for the 2007 Chevrolet Trailblazerin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
The contact owns a 2007 Chevrolet Trailblazer. The contact stated that the driver's side power master window switch had failed and failed to roll up the windows. There was no warning light illuminated. The contact stated that the failure had caused a significant amount of water to leak into the vehicle. The vehicle was taken to the dealer, where it was diagnosed and the failure was inked to NHTSA Campaign Number: 13V248000 (Electrical System, Visibility); however, the part to do the recall repair was not yet available. The vehicle was not repaired. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was not made aware of the failure. The failure mileage was approximately 214,000. Parts distribution disconnect.
Keeps blowing #46 headlight relay. Happens every 2-3 weeks. When this happens the low beams stop working. I have to switch to high beams to continue driving.
I've had the brakes replaced because I thought they were an issue I was having with my ABS. But my car will randomly lock its brakes as I'm driving, no matter what speed. I'm scared to drive it. It also almost loses all power after breaking but then speeds up on its own making it almost impossible to slow down or brake.
My headlights turn off bybthemselves while driving, other times they wont turn off at all after car is turned off even while in park, and other times they turn on while switched to off position randomly in the middle of te night resulting in a dead battery come morning. My driver window no longer works as well as driver power locks. Happening since 2020 random at first now permentant removal of fuse switch in order to shut off lights and the fuse switch is hot to the touch upon removal.
I NOTICED AROUND MARCH 18TH 2021,THAT MY HEADLIGHTS WAS OUT WHILE DRIVING AND JUST 2 DAYS AGO MY BATTERY DIED APRIL 12TH 2021 DUE TO MY IGNITION SWITCH BEING STUCK IT WAS PARKED ALREADY IN MY GARAGE
THE FIRST THING TO GO WRONG WAS THE POWER WINDOWS DON'T WORK PROPERLY IN THE WINTER, NOW THE AIR CONDITIONER ONLY BLOWS COLD AIR INTERMITTENTLY, AND THE MOST RECENT PROBLEM IS THE HEADLIGHTS WON'T WORK AT ALL, I CALLED THE LOCAL SERVICE CENTER AND THEY SAID THAT THE ELECTRICAL RECALLS WERE VIN SPECIFIC, EVEN THO I HAD THE CORRECT MAKE MODEL AND YEAR MY VIN DID NOT QUALIFY FOR THE RECALL! I'M VERY UPSET THAT THEY CAN BE VIN SPECIFIC BUT I'M HAVING ALL THE ISSUES ON THE RECALLS!! I CAN NO LONGER DRIVE MY VEHICLE IF IT IS RAINING, FOGGY, OR DARK BECAUSE I HAVE NO HEADLIGHTS!!! I ALSO LOST CONTROL OF MY CAR IN THE RAIN AND THINK IT HAS TO DO WITH THE STABILITRAK, THE LIGHT HAS BEEN ON FOR A WHILE, LUCKILY I STOPPED MY CAR BEFORE I CRASHED INTO ANYTHING
My doors have had water seeping in them the whole time and I’ve replaced my speakers multiple times.
FFUSE BLOCK CAUGHT ON FIRE BECAUSE OF BAD RELAY. THE LIGHTS WENT OUT ON MY WAY HOME FROM MISSOULA MONTANA TO HAMILTON MONTANA. THANKFULLY THE HIGH BEAMS STILL WORKED . ON OPENING THE FUSE BLOCK THE DAY AND LOW BEAM LIGHS RELAY HAD MELTED A 1/2 INCH HOLE IN THE FUSE BLOCK.
WHILE DRIVING MY VEHICLE IT STARTED PRODUCING A LIGHT SMOKE THROUGH DEFROST VENT ON PASSENGER SIDE. I STOPPED AND OPENED THE HOOD TO SEE IF SOMETHING WAS ON FIRE IN THE ENGINE AREA AND THERE WAS NOT. I GOT BACK IN MY VEHICLE AND PROCEEDED TO DRIVE IT BACK HOME AND WITHIN SECONDS I HAD BLACK SMOKE ROLLING FROM DASHBOARD AND FLAMES SHOOTING FROM UNDER DASH ON PASSENGER SIDE HITTING PASSENGER SEAT NEXT TO ME I PULLED OVER AND MY SON AND I JUMPED OUT THANKFULLY HE WAS IN BACK SEAT AND THE CAR WAS ENGULFED IN FLAMES WITHIN SECONDS. CAR IS TOTALED. PASSENGER WINDOW QUIT WORKING ABOUT A MONTH AGO BUT I FIGURED IT WAS A WINDOW MOTOR ISSUE BUT NOW I'M WONDERING IF IT WAS CONNECTED.
HAD RECALL REPAIRED AT DEALER. CAR CAUGHT FIRE DOOR PANEL SWITCHES. REPAIR HAS NOW FAILED AGAIN 12/23/2019. THE PREVIOUS INCIDENT, WIRES WERE BURNING IN THE DOOR PANEL. DOOR LOCKS AND LIGHT WERE OPERATING ERRATICALLY. THIS TIME THE DRIVER S CONTROLS ARE ALL INOPERATIVE. CAR WAS MOVING AT TIME, MADE TO HOUSE, CALLED FIRE DEPT VIA ONSTAR. CAR WAS AT DEALER SEVERAL DAYS. DID COMPLAIN SOMETHING STILL BANGING IN DOOR RADIO SPEAKER HAS NOT WORKED SINCE THEIR RECALL REPAIR
THE SPEEDOMETER KEEPS MALFUNCTIONING. THE SPEEDOMETER NEEDLE STICKS AT A HIGHER SPEED AFTER DECELERATING OR STOPPING, MAKING IT IMPOSSIBLE TO KNOW WHAT SPEED YOU ARE DRIVING. THIS HAPPENS MOSTLY WHEN THE WEATHER WARMS UP, SPRING/SUMMER/FALL. MAKING A HARD BRAKING STOP, LIKE AT AN INTERSECTION, WILL SOMETIMES CAUSE THE NEEDLE TO DROP BACK 5-10 MPH, AS WILL TURNING THE CAR OFF AND BACK ON. MOST SPECIFICALLY, YESTERDAY, MAY 31, 2019, THE SPEEDOMETER NEEDLE WOULDN'T GO BACK DOWN AT ALL, AND MY SPEEDOMETER WAS "PEGGED" PAST THE TOP END OF 110MPH. I HAVE RESEARCHED ONLINE, AND THIS SEEMS TO BE A COMMON AND CHRONIC ISSUE WITH THIS MODEL.
ALL OF SUDDEN MY TAIL GATE WILL NOT OPEN UNLESS THE VEHICLE IS RUNNING AND I HIT THE UNLOCK BUTTON 5 OR MORE TIMES AND THEN AT TIMES THAT DOESN'T WORK ALSO MY AIRBAG LIGHT STARTING BLINKING AND NOW IT WON'T GO OFF. I CALLED ABOUT A RECALL AND WAS TOLD THERE WASN'T ONE FOR THIS PROBLEM BUT ON LINE IT SHOWED IT WAS. MY CASE NUMBER IS 4864379595 I AM GOING THREW CANCER TREATMENTS AND NEED MY VEHICLE PLEASE LET ME KNOW IF THIS IS UNDER RECALL AS I CAN'T PAY RIGHT NOW TO GET IT FIXED.
RECALLED, BEEN TRYING TO GET GM DEALERS TO REPAIR RECALLED DOOR SYSTEM SINCE PURCHASE OCT 2017. WENT OUT TO VEHICLE, OPENED DOOR SMOKE HAD FILLED INSIDE VEHICLE, DOOR PANEL WAS WARM. ALL KINDS OUT DASH LIGHTS BLINKING, POWER WINDOWS INOP.
TROUBLE WITH MY IGNITION. SOMETIMES WILL NOT SHUT OFF AND UNABLE TO REMOVE KEY. HAPPENS EVERY TIME I USE IT.
THE PASSLOCK SYSTEM COMES ON AND STOPS ENGINE EVEN WHILE DRIVING, IT IS VERY DANGEROUS THIS HAS HAPPENED A NUMBER OF TIMES. THIS HAS HAPPENED TODAY ON THE HWY,AND WAS VERY ALARMING. GM HAS BEEN OF NO HELP
TL* THE CONTACT OWNS A 2007 CHEVROLET TRAILBLAZER. WITHOUT WARNING, THE LOW BEAM HEADLIGHTS FAILED TO FUNCTION PROPERLY. MONTHS LATER, THE MANUFACTURER SENT AN EXTENDED WARRANTY CAMPAIGN LETTER. THE CONTACT CALLED THE MANUFACTURER AND WAS INFORMED THAT THE VEHICLE EXCEEDED THE MILEAGE LIMITATION AND THEY REFUSED TO REPAIR THE VEHICLE. A DEALER HAD NOT INSPECTED AND DIAGNOSED THE VEHICLE. THE CONTACT WAS NOT PROVIDED WITH A SOLUTION FROM THE MANUFACTURER AND WAS UNCERTAIN OF WHEN THE VEHICLE WOULD BE REPAIRED. THE FAILURE MILEAGE WAS NOT AVAILABLE.
WITH NO WARNING, BOTH HEADLIGHTS WENT OUT AND NO LONGER WORK. TURN SIGNALS, FOG LIGHTS STILL WORK.
MY POWER WINDOW ON THE DRIVER SIDE RECENTLY QUIT WORKING AND I AM DRIVING AROUND IN FREEZING WEATHER WITH THE WINDOW OPEN. I UNDERSTAND THERE WAS A RECALL #13V248000 ON THIS ISSUE. *TR
MY LOW BEAN HEAD LIGHTS STOPPED WORKING. 2006/2007 TRAILBLAZERS HAD A RECALL FOR THE HEAD LIGHT MODULE. THE DEALERSHIP CHARGED ME FOR THE REPAIR. HOWEVER, I'M TOLD MY CAR DOESN'T QUALIFY FOR THE RECALL. ITS THE SAME MAKE MODEL AND YEAR.
MY HEAD LIGHTS AND DAY TIME RUNNING LIGHTS WILL NOT TURN ON.
Showing 1–20 of 50 complaints
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