NHTSA owner reports · September 18, 2026 snapshot.
Electrical System complaints
681 reportsClear category filter50,000 miles · Feb 3, 2010
Electrical System
HELLO, I HAVE A 2004 CHEVY. IMPALA. A LARGE NUMBER OF THE SPEEDOMETERS ON THESE CARS ARE DEFECTIVE, AS IS MINE. THE SPEEDOMETER GOES BERSERK AND YOU HAVE NO IDEA WHAT YOUR SPEED IS. FOR EXAMPLE. YOU MAY BE TAKING A 35 MPH CURVE AT 50 WHEN THE SPEEDOMETER SAYS 35 OR OTHER. THIS IS A SERIOUS SAFETY CONCERN. GM HAS HAD HUNDRE…
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HELLO, I HAVE A 2004 CHEVY. IMPALA. A LARGE NUMBER OF THE SPEEDOMETERS ON THESE CARS ARE DEFECTIVE, AS IS MINE. THE SPEEDOMETER GOES BERSERK AND YOU HAVE NO IDEA WHAT YOUR SPEED IS. FOR EXAMPLE. YOU MAY BE TAKING A 35 MPH CURVE AT 50 WHEN THE SPEEDOMETER SAYS 35 OR OTHER. THIS IS A SERIOUS SAFETY CONCERN. GM HAS HAD HUNDREDS IF NOT THOUSANDS OF COMPLAINTS (JUST ONE EXAMPLE: HTTP://WWW.CARCOMPLAINTS.COM/CHEVROLET/IMPALA/2004/ACCESSORIES-INTERIOR/SPEEDOMETER_GONE_HAYWIRE.SHTML) ON THIS AND CHOSE NOT TO OWN UP TO IT. THE PROBLEM IS NOT ONLY WITH MY MODEL/YEAR, THE PROBLEM IS WITH THE SPEEDOMETERS WHICH HAVE BEEN USED IN MANY MODELS OVER SEVERAL YEARS. THERE NEEDS TO BE A RECALL ON THIS BEFORE PEOPLE ARE KILLED. *TR
NHTSA ODI #10304252
65,000 miles · Jan 28, 2010
Electrical System
MY 2004 CHEVROLET IMPALA IS HAVING PROBLEMS WITH THE ENTIRE INSTRUMENT CLUSTER. THERE ARE THOUSANDS OR THE SAME COMPLAINTS ABOUT IMPALA MODELS FROM 2003-2006, AS WELL AS OTHER CHEVY MODELS. THE GAS GAUGE HAS GONE COMPLETELY OUT, AND THE VOLT GAUGE HAS NOW STOPPED WORKING, AND THE SPEEDOMETER RANDOMLY GOES HAYWIRE AND MOVES ERRAT…
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MY 2004 CHEVROLET IMPALA IS HAVING PROBLEMS WITH THE ENTIRE INSTRUMENT CLUSTER. THERE ARE THOUSANDS OR THE SAME COMPLAINTS ABOUT IMPALA MODELS FROM 2003-2006, AS WELL AS OTHER CHEVY MODELS. THE GAS GAUGE HAS GONE COMPLETELY OUT, AND THE VOLT GAUGE HAS NOW STOPPED WORKING, AND THE SPEEDOMETER RANDOMLY GOES HAYWIRE AND MOVES ERRATICALLY, READING INCORRECTLY. THE MOST COMMON REPORT IS THAT GM HAS INSTALLED A DEFECTIVE STEPPER MOTOR IN THE INSTRUMENT CLUSTER OF THESE MODELS. AND THE DEALERS ESTIMATE A REPAIR COST OF $600 TO REPLACE THE CLUSTER COMPLETELY. THIS IS A DANGEROUS SAFETY ISSUE. GM NEED TO STEP UP AND RECALL THIS OBVIOUSLY DEFECTIVE PART.*CW
NHTSA ODI #10302996
80,000 miles · Jan 21, 2010
Electrical System
2004 IMPALA, 80,000 MILES. COLD WINTER DAY. CONSEQUENCES( HAVING TO PURCHASE NEW SPEEDOMETER ) NOTHING DONE TO CORRECT AS OF YET. SPEEDOMETER NOT WORKING PROPERLY, SAYS GOING 90 MPH WHEN GOING 60. WHEN VEHICLE SHUT OFF SAY 30MPH. INHERENT FLAW NOTED BY CHEVROLET VEHICLES (COMMON SYMPTOMS INCLUDE: SPEEDOMETER DISPLAYS INCORREC…
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2004 IMPALA, 80,000 MILES. COLD WINTER DAY. CONSEQUENCES( HAVING TO PURCHASE NEW SPEEDOMETER ) NOTHING DONE TO CORRECT AS OF YET. SPEEDOMETER NOT WORKING PROPERLY, SAYS GOING 90 MPH WHEN GOING 60. WHEN VEHICLE SHUT OFF SAY 30MPH. INHERENT FLAW NOTED BY CHEVROLET VEHICLES (COMMON SYMPTOMS INCLUDE: SPEEDOMETER DISPLAYS INCORRECTLY SPEEDOMETER STOPS WORKING TACHOMETER NEEDLE STICKS, JUMPS, OR PEGS FUEL GAUGE FLUTTERS ENTIRE INSTRUMENT PANEL FAILS THE COMMON CAUSE FOR ALL THESE ISSUES IS A FAULTY STEPPER MOTOR. THE MOTOR WAS USED THROUGHOUT GM?S ENTIRE PRODUCTION LINE FROM 2003 TO 2007.) I THINK THERE SHOULD BE A RECALL ON ALL VEHICLES WITH WHICH PEOPLE HAVE HAD PROBLEMS WITH INCORRECT READING SPEEDOMETERS AS GM USED FAULTY PARTS IN MANUFACTURING. *TR
NHTSA ODI #10301753
74,000 miles · Jan 16, 2010
Electrical System
2004 CHEVROLET IMPALA,SPEEDOMETER WORKS ONE DAY AND DOESN"T WORK THE NEXT DAY. WILL BE GOING DOWN THE HIGHWAY SHOWS SPEED ONE MINUTE AND MAYBE NOTHING THE NEXT. REALLY HAVE NO IDEA HOW FAST I AM GOING. SEEMS VERY DANGEROUS. GM HAS TO KNOW THAT HAVE A SAFETY PROBLEM. *TR
NHTSA ODI #10299997
73,000 miles · Jan 14, 2010
Electrical System
SPEEDOMETER DOES NOT FUNCTION CORRECTLY. SPEEDOMETER REGISTERS ERRATIC SPEEDS, GOING TO SPEEDS OF 80, 90, 120+ FOR NO APPARENT REASON. EACH TIME THE AUTOMOBILE IS TURNED OFF AND TURNED ON AGAIN, IT USUALLY WILL GO DOWN BY ABOUT 10 MPH. AFTER SEVERAL DAYS, IT WILL RETURN TO NORMAL, BUT THIS PATTERN REPEATS AFTER A DAY OR SO OF…
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SPEEDOMETER DOES NOT FUNCTION CORRECTLY. SPEEDOMETER REGISTERS ERRATIC SPEEDS, GOING TO SPEEDS OF 80, 90, 120+ FOR NO APPARENT REASON. EACH TIME THE AUTOMOBILE IS TURNED OFF AND TURNED ON AGAIN, IT USUALLY WILL GO DOWN BY ABOUT 10 MPH. AFTER SEVERAL DAYS, IT WILL RETURN TO NORMAL, BUT THIS PATTERN REPEATS AFTER A DAY OR SO OF REGISTERING CORRECT MPH. THIS STARTED ABOUT A MONTH AGO. WE HAVE CALLED CHEVROLET AND BEEN ADVISED TO HAVE THE CAR CHECKED AT A DEAL FOR DEFECTIVE EQUIPMENT, BUT HAVE NOT BEEN ABLE TO FIND A DEALER WHO WILL RESPOND TO OUR CALL. *TR
NHTSA ODI #10299765
82,500 miles · Jan 12, 2010
Electrical System
MY SPEEDOMETER RUNS WILDLY UP AND DOWN. IT DOESN'T WORK WELL AT ALL. I THINK I'M DRIVING 55 AND IT SHOWS 100. I WANT CHEVROLET TO HAVE A RECALL ON THIS. I HAVE A 04 CHEVY IMPALA. I HAVE READ OVER 100 COMPLAINTS ON THE COMPUTER. *TR
NHTSA ODI #10299553
68,000 miles · Jan 9, 2010
Electrical System
2004 CHEVY IMPALA. 3 MONTHS AGO THE TACHOMETER STOPPED WORKING. NOW THE SPEEDOMETER READS 120 MPH WHEN VEHICLE IS NOT MOVING. WHEN TRAVELING WITH TRAFFIC ON THE INTERSTATE IT IS A PROBLEM TO NOT KNOW MY CORRECT SPEED. JUST AS GOING TOO FAST CAN CAUSE ACCIDENTS SO CAN GOING TOO SLOW ON THE INTERSTATE. IT WILL COST OVER $500 …
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2004 CHEVY IMPALA. 3 MONTHS AGO THE TACHOMETER STOPPED WORKING. NOW THE SPEEDOMETER READS 120 MPH WHEN VEHICLE IS NOT MOVING. WHEN TRAVELING WITH TRAFFIC ON THE INTERSTATE IT IS A PROBLEM TO NOT KNOW MY CORRECT SPEED. JUST AS GOING TOO FAST CAN CAUSE ACCIDENTS SO CAN GOING TOO SLOW ON THE INTERSTATE. IT WILL COST OVER $500 TO FIX AT THE DEALERSHIP. THE CAR ONLY HAS 68,000 MILES. *TR
NHTSA ODI #10298828
20,000 miles · Jan 7, 2010
Electrical System
TL*THE CONTACT OWNS A 2004 CHEVROLET IMPALA. WHILE DRIVING APPROXIMATELY 45 MPH, THE SPEEDOMETER DISPLAYED AN INACCURATE READING, REGARDLESS OF THE SPEED BEING TRAVELED. WHENEVER THE VEHICLE WAS IN OPERATION THE FAILURE OCCURRED. THE VEHICLE HAS NOT BEEN REPAIRED FOR THE MALFUNCTION AT THIS TIME. THE CONTACT HAD CONCERN OF THE…
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TL*THE CONTACT OWNS A 2004 CHEVROLET IMPALA. WHILE DRIVING APPROXIMATELY 45 MPH, THE SPEEDOMETER DISPLAYED AN INACCURATE READING, REGARDLESS OF THE SPEED BEING TRAVELED. WHENEVER THE VEHICLE WAS IN OPERATION THE FAILURE OCCURRED. THE VEHICLE HAS NOT BEEN REPAIRED FOR THE MALFUNCTION AT THIS TIME. THE CONTACT HAD CONCERN OF THE SAFETY RISK INVOLVED. THE FAILURE MILEAGE WAS 20,000. THE CURRENT MILEAGE WAS 23,000.THE VIN WAS REJECTED FROM THE SYSTEM WHICH WILL BE UPDATED UPON RECEIPT OF THE COMPLAINT FORM.
NHTSA ODI #10298566
80,000 miles · Jan 5, 2010
Electrical System
SPEEDOMETER IS NOT WORKING CORRECTLY (STICKS/DOESN'T MOVE). APPARENTLY THIS IS A VERY COMMON ISSUE WITH THIS VEHICLE, BUT CHEVY HAS ISSUED NO RECALLS. *TR
NHTSA ODI #10298386
80,000 miles · Jan 5, 2010
Electrical System
THE INSTRUMENT PANEL IS MALFUNCTIONING. FIRST, THE TACHOMETER STOPPED WORKING AT ALL, NOW THE SPEEDOMETER INDICATES ERRONEOUS SPEEDS. IT SHOWS THAT I AM DRIVING VERY FAST WHEN I'M ACTUALLY MUCH SLOWER THAN THE REST OF THE TRAFFIC. WHEN PARKED, IT SHOWS 15-20 MPH. IT'S VERY UNSAFE TO DRIVE WITHOUT KNOWING YOUR REAL SPEED, ESPECIA…
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THE INSTRUMENT PANEL IS MALFUNCTIONING. FIRST, THE TACHOMETER STOPPED WORKING AT ALL, NOW THE SPEEDOMETER INDICATES ERRONEOUS SPEEDS. IT SHOWS THAT I AM DRIVING VERY FAST WHEN I'M ACTUALLY MUCH SLOWER THAN THE REST OF THE TRAFFIC. WHEN PARKED, IT SHOWS 15-20 MPH. IT'S VERY UNSAFE TO DRIVE WITHOUT KNOWING YOUR REAL SPEED, ESPECIALLY ON LONG TRIPS ON THE HIGHWAY. SINCE THE PROBLEM IS QUITE COMMON, GM SHOULD ISSUE A RECALL TO AVOID SUCH NEGATIVE PUBLICITY. *TR
NHTSA ODI #10298364
Official recalls
4Oct 26, 2015
General Motors LLC (GM) is recalling certain model year 1998-1999 Chevrolet Lumina and Oldsmobile Intrigue, 1997-2004 Buick Regal and Pontiac Grand Prix, 2000-2004 Chevrolet Impala, and 1998-2004 Chevrolet Monte Carlo vehicles. The affected vehicles were previously repaired under recalls 08V-118, 09V-116, and 15V-201 to address the possibility that engine oil may drip onto the hot exhaust manifold.
Consequence & remedy
Consequence: Engine oil that drips onto the hot surface of the exhaust manifold may result in a fire.
Remedy: The remedy applied under recalls 08V-118, 09V-116, and 15V-201 did not adequately remove the safety risk. Under the improved remedy, dealers will replace the engines front valve cover and gasket. Vehicles that are covered by recalls 08V-118, 09V-116, or 15V-201 that have not yet received the original remedy will instead receive the improved remedy under the original recall number. The recall began on February 19, 2016. Owners may contact Chevrolet customer service at 1-800-222-1020, Buick customer service at 1-800-521-7300, Oldsmobile customer service at 1-800-442-6537 and Pontiac customer service at 1-800-458-8006. GM's number for this recall is 15757. Note: Until the improved remedy has been applied, owners are advised to park their vehicle outside since the fire risk exists even when the vehicle is unattended.
Additional source detail variants (2)
Engine And Engine Cooling:exhaust System:manifold/header/muffler/tail Pipe
General Motors LLC (GM) is recalling certain model year 1998-1999 Chevrolet Lumina and Oldsmobile Intrigue, 1997-2004 Buick Regal and Pontiac Grand Prix, 2000-2004 Chevrolet Impala, and 1998-2004 Chevrolet Monte Carlo vehicles. The affected vehicles were previously repaired under recalls 08V-118, 09V-116, and 15V-201 to address the possibility that engine oil may drip onto the hot exhaust manifold.
Consequence: Engine oil that drips onto the hot surface of the exhaust manifold may result in a fire.
Remedy: The remedy applied under recalls 08V-118, 09V-116, and 15V-201 did not adequately remove the safety risk. Under the improved remedy, dealers will replace the engines front valve cover and gasket. Vehicles that are covered by recalls 08V-118, 09V-116, or 15V-201 that have not yet received the original remedy will instead receive the improved remedy under the original recall number. The recall began on February 19, 2016. Owners may contact Chevrolet customer service at 1-800-222-1020, Buick customer service at 1-800-521-7300, Oldsmobile customer service at 1-800-442-6537 and Pontiac customer service at 1-800-458-8006. GM's number for this recall is 15757. Note: Until the improved remedy has been applied, owners are advised to park their vehicle outside since the fire risk exists even when the vehicle is unattended.
Engine And Engine Cooling:engine
General Motors LLC (GM) is recalling certain model year 1998-1999 Chevrolet Lumina and Oldsmobile Intrigue, 1997-2004 Buick Regal and Pontiac Grand Prix, 2000-2004 Chevrolet Impala, and 1998-2004 Chevrolet Monte Carlo vehicles. The affected vehicles were previously repaired under recalls 08V-118, 09V-116, and 15V-201 to address the possibility that engine oil may drip onto the hot exhaust manifold.
Consequence: Engine oil that drips onto the hot surface of the exhaust manifold may result in a fire.
Remedy: The remedy applied under recalls 08V-118, 09V-116, and 15V-201 did not adequately remove the safety risk. Under the improved remedy, dealers will replace the engines front valve cover and gasket. Vehicles that are covered by recalls 08V-118, 09V-116, or 15V-201 that have not yet received the original remedy will instead receive the improved remedy under the original recall number. The recall began on February 19, 2016. Owners may contact Chevrolet customer service at 1-800-222-1020, Buick customer service at 1-800-521-7300, Oldsmobile customer service at 1-800-442-6537 and Pontiac customer service at 1-800-458-8006. GM's number for this recall is 15757. Note: Until the improved remedy has been applied, owners are advised to park their vehicle outside since the fire risk exists even when the vehicle is unattended.
Apr 6, 2015
General Motors LLC (GM) notified the agency on April 2, 2015, that they are is recalling certain model year 2004 Buick Regal vehicles manufactured April 9, 2003, to June 1, 2003, 2004 Chevrolet Impala vehicles manufactured April 8, 2003, to June 23, 2003, and 2004 Chevrolet Monte Carlo vehicles manufactured April 7, 2003, to June 23, 2003. On May 18, 2015, GM expanded the recall to cover an additional 49,751 2004 Pontiac Grand Prix vehicles manufactured January 6, 2003, to June 25, 2004. In the affected vehicles, the valve cover gasket may leak.
Consequence & remedy
Consequence: The leaking engine oil can drip onto the hot surface of the exhaust manifold, increasing the risk of a fire.
Remedy: GM will notify owners, and dealers will remove the plastic cover and plastic oil fill tube extension and replace the front valve cover and gasket. These repairs will be done free of charge. The recall began on April 24, 2015. Owners may contact Buick customer service at 1-800-521-7300, Pontiac customer service at 1-800-762-2737 or Chevrolet customer service at 1-800-222-1020. GM's number for this recall is 14574.
Jul 3, 2014
This defect can affect the safe operation of the airbag system. Until this recall is performed, customers should remove all items from their key rings, leaving only the ignition key. The key fob (if applicable), should also be removed from the key ring. General Motors LLC (GM) notified the agency on July 3, 2014, that they are recalling 5,877,718 model year 2000-2005 Chevrolet Impala and Monte Carlo, 1997-2003 Chevrolet Malibu, 2004-2005 Malibu Classic, 1999-2004 Oldsmobile Alero, 1998-2002 Oldsmobile Intrigue, 1999-2005 Pontiac Grand Am and 2004-2008 Pontiac Grand Prix vehicles. In these models, the weight on the key ring and/or road conditions or some other jarring event may cause the ignition switch to move out of the run position, turning off the engine.
Consequence & remedy
Consequence: If the key is not in the run position, the air bags may not deploy if the vehicle is involved in a crash, increasing the risk of injury.
Remedy: GM will notify owners, and dealers will install two key rings and an insert in the key slot or a cover over the key head on all ignition keys, free of charge. The recall began on September 9, 2014. GM's number for this recall is 14350.
Jun 23, 2004
CERTAIN PASSENGER VEHICLES WERE PRODUCED WITH LOWER THAN SPECIFIED TORQUE ON BOTH FRONT BRAKE CALIPER TO STEERING KNUCKLE ATTACHMENT BOLTS. WITH IMPROPER TORQUE, THE CLAMP LOAD AT THE JOINT MAY NOT BE ADEQUATE TO PREVENT MOVEMENT BETWEEN THE CALIPER BRACKET AND KNUCKLE.
Consequence & remedy
Consequence: DEPENDING ON WHETHER ONE OR BOTH BOLTS BACKS OUT OR FRACTURES, THE RESULT CAN BE LOCKING OF THE AFFECTED WHEEL DURING BRAKING AND AN ABRUPT STEERING INPUT IN THE DIRECTION OF THE LOCKED WHEEL, REDUCED BRAKING AND NOISE FROM THE AFFECTED WHEEL, OR SEVERING OF A BRAKE HOSE, INCREASED BRAKE PEDAL TRAVEL, AND REDUCED STEERING CONTROL. REDUCED BRAKING OR STEERING CONTROL COULD CAUSE A CRASH.
Remedy: DEALERS ARE TO TIGHTEN BOTH BOLTS TO THE SPECIFIED TORQUE. OWNER NOTIFICATION BEGAN ON JUNE 28, 2004. OWNERS SHOULD CONTACT CHEVROLET 1-800-630-2438 OR PONTIAC 1-800-620-7668.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗