Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
240–25K
3825–50K
2950–75K
1875–100K
23100–150K
8150K+
140 reports with mileage · 25 unknown
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
Electrical System. Review the 60 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Service Brakes. Review the 25 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Service Brakes, Hydraulic. Review the 15 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
6 crash reports1 fire reports3 injury reports
What owners actually said
165 reports
65,198 miles · Aug 6, 2007
Electrical System
MY 2004 AVALANCHE SPEEDOMETER STARTED STICKING, FIRST I THOUGHT I WAS GOING ABOUT 45 MPH, WHEN I REALIZED THAT I WAS PASSING EVERYONE. I ACCELERATED AND NOTICED THAT THE SPEEDOMETER DIDN'T MOVE. NOW IT STICKS AT VARIOUS SPEEDS AND STAYS THAT WAY. IT HAS GONE PAST 120 MPH. GM REALLY NEEDS TO LOOK AT THIS PROBLEM AND FIX IT. THIS …
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MY 2004 AVALANCHE SPEEDOMETER STARTED STICKING, FIRST I THOUGHT I WAS GOING ABOUT 45 MPH, WHEN I REALIZED THAT I WAS PASSING EVERYONE. I ACCELERATED AND NOTICED THAT THE SPEEDOMETER DIDN'T MOVE. NOW IT STICKS AT VARIOUS SPEEDS AND STAYS THAT WAY. IT HAS GONE PAST 120 MPH. GM REALLY NEEDS TO LOOK AT THIS PROBLEM AND FIX IT. THIS IS A SERIOUS SAFETY ISSUE. ESPECIALLY ON REDUCED SPEED CURVES AND CONSTRUCTION. IS GM WAITING FOR A FATALITY TO ISSUE A SERVICE RECALL? *JB
NHTSA ODI #10198678
110,745 miles · Aug 4, 2007
Steering
2004 CHEVROLET AVALANCHE INTERMEDIATE STEERING SHAFT IS BAD. MAKES A KNOCKING NOISE LIKE IT'S LOOSE. *TR
NHTSA ODI #10198525
110,745 miles · Aug 4, 2007
Suspension
2004 CHEVROLET AVALANCHE FRONT HUBS WENT OUT AND HAD TO REPLACE BOTH SIDES. *TR
NHTSA ODI #10198524
28,000 miles · Jul 29, 2007
Electrical System
SPEEDOMETER STOPS WORKING, STICKS OR READS TOO LOW OR TOO HIGH. VERY DANGEROUS. *TR
NHTSA ODI #10197762
41,000 miles · Jul 25, 2007
Electrical System
THE SPEEDOMETER HAS MALFUNCTIONED ON SEVERAL OCCASIONS. MOST RECENTLY JULY 24, 2007. I WAS DRIVING DOWN A HIGHWAY AND IT JUMPED TO 75MPH -APPROX 20MPH FASTER THAN I WAS ACTUALLY DOING. UPON COMING TO A COMPLETE STOP, THE NEEDLE SETTLED ON 21-22MPH MARK. THE NEEDLE DOESN'T MOVE SMOOTHLY EITHER. IT JITTERS AS IT MOVES AND JUMP…
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THE SPEEDOMETER HAS MALFUNCTIONED ON SEVERAL OCCASIONS. MOST RECENTLY JULY 24, 2007. I WAS DRIVING DOWN A HIGHWAY AND IT JUMPED TO 75MPH -APPROX 20MPH FASTER THAN I WAS ACTUALLY DOING. UPON COMING TO A COMPLETE STOP, THE NEEDLE SETTLED ON 21-22MPH MARK. THE NEEDLE DOESN'T MOVE SMOOTHLY EITHER. IT JITTERS AS IT MOVES AND JUMPS MORE AS IT IS FIXING TO COME TO A REST. AFTER TURNING THE VEHICLE OFF, THEN BACK ON - THE NEEDLE WILL FALL ABOUT 5MPH. I HAD TURN SHUT OFF / RESTART SEVERAL TIMES TO GET THE NEEDLE BACK TO 0MPH. TODAY, I DROVE TO WORK AND DIDN'T SEE A PROBLEM OUTSIDE OF A JITTERY NEEDLE. PREVIOUSLY THE SPEEDOMETER HAS STOPPED ALL TOGETHER WHILE DRIVER AND SETTLE ON 0 MPH OR WILL MAX AT 35MPH WHILE DRIVING. AT THESE INSTANCES I WOULD PULL OVER, TURN THE VEHICLE OFF AND BACK ON TO NO AVAIL. HOWEVER, OPENING THE DOOR, WHICH I GUESS TURNS OFF THE ELECTRICITY TO THE VEHICLE (RADIOS GOES OFF WHEN DOOR IS OPENED), SEEMED TO RESET EVERYTHING. A FEW THINGS CONCERN ME ABOUT THIS. *I AM FIXING TO TAKE IT TO A DEALER, BUT I BELIEVE MY WARRANTY IS OUT AND THEY WILL NOT FIX IT WITHOUT HUGE $$$$. *I HAD PURCHASED A BRAND NEW 2003 CAVALIER AND HAD THE SAME THING HAPPEN TO THE INSTRUMENT CLUSTER. LUCKILY, I CAUGHT IT VERY SOON AFTER, AND DURING WARRANTY, AND WAS ABLE TO HAVE IT FIXED FOR FREE. I'M NOT SURE WHAT THE DEALER WILL SAY BUT I'M NOT VERY OPTIMISTIC ABOUT IT RIGHT NOW. *TR
NHTSA ODI #10197427
41,000 miles · Apr 15, 2007
Electrical System
THE SPEEDOMETER ON THE 2004 CHEVROLET AVALANCHE WORKS INTERMITTENTLY IT WILL INDACATE THAT THE SPEED IS 65 MPH WHEN I AM ACTUAULY GOING 75 MPH. SOMETIMES IT WILL READ THE OPPOSIE OR NOT AT ALL. GENERAL MOTORS HAS INDICATED THAT THIS IS NOT A SAFETY PROBLEM. THIS IS A SAFETY ISSUE. IT IS VERY DIFICULT TO EXIT THE HIGHWAY ONTO A…
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THE SPEEDOMETER ON THE 2004 CHEVROLET AVALANCHE WORKS INTERMITTENTLY IT WILL INDACATE THAT THE SPEED IS 65 MPH WHEN I AM ACTUAULY GOING 75 MPH. SOMETIMES IT WILL READ THE OPPOSIE OR NOT AT ALL. GENERAL MOTORS HAS INDICATED THAT THIS IS NOT A SAFETY PROBLEM. THIS IS A SAFETY ISSUE. IT IS VERY DIFICULT TO EXIT THE HIGHWAY ONTO A RAMP WHEN YOU ARE NOT SURE HOW FAST YOU ARE GOING. *AK
NHTSA ODI #10187885
40,000 miles · Apr 7, 2007
Vehicle Speed Control
SPEEDOMETER MALFUNCTIONED. *AK
NHTSA ODI #10187241
51,000 miles · Mar 24, 2007
Vehicle Speed Control
I HAVE A 2004 CHEVROLET AVALANCHE 1500, THE SPEEDOMETER HAS QUIT WORKING, AND THE TACHOMETER WORKS INTERMITTENTLY. PERIODICALLY THE SPEEDOMETER WILL MOVE, BUT NOT SHOW AN ACCURATE SPEED. CURRENTLY IT IS STUCK AT 0 MPH. THERE ARE MANY COMPLAINTS ON THE INTERNET ABOUT THIS SAME ISSUE. IS ANYTHING BEING DISCUSSED WITH GM TO REC…
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I HAVE A 2004 CHEVROLET AVALANCHE 1500, THE SPEEDOMETER HAS QUIT WORKING, AND THE TACHOMETER WORKS INTERMITTENTLY. PERIODICALLY THE SPEEDOMETER WILL MOVE, BUT NOT SHOW AN ACCURATE SPEED. CURRENTLY IT IS STUCK AT 0 MPH. THERE ARE MANY COMPLAINTS ON THE INTERNET ABOUT THIS SAME ISSUE. IS ANYTHING BEING DISCUSSED WITH GM TO RECTIFY THIS SITUATION, AS THEIR RESPONSE SO FAR IS TO TELL CONSUMERS ARE ON THEIR OWN WITH Y THE DEALER. *AK
NHTSA ODI #10186086
28,767 miles · Mar 19, 2007
Service Brakes, Hydraulic
WHEN REPLACING (FOR THE FIRST TIME) THE REAR BRAKES ON MY 2004 CHEVROLET AVALANCHE AT 28,767 MILES, I WAS INFORMED BY THE DEALERSHIP THAT THE REAR ROTORS HAD SEVERE CORROSION. THE ROTORS WERE PITTED SUCH THAT THEY WOULD REQUIRE REPLACEMENT. I ASKED ABOUT MY 3-YEAR BUMPER-TO-BUMPER WARRANTY BECAUSE THERE WAS NOTHING I DID TO CAUS…
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WHEN REPLACING (FOR THE FIRST TIME) THE REAR BRAKES ON MY 2004 CHEVROLET AVALANCHE AT 28,767 MILES, I WAS INFORMED BY THE DEALERSHIP THAT THE REAR ROTORS HAD SEVERE CORROSION. THE ROTORS WERE PITTED SUCH THAT THEY WOULD REQUIRE REPLACEMENT. I ASKED ABOUT MY 3-YEAR BUMPER-TO-BUMPER WARRANTY BECAUSE THERE WAS NOTHING I DID TO CAUSE THE DEFECT. THE DEALERSHIP SAID THAT GM WOULD NOT WARRANTY THE ROTORS. I CONTACTED GM TO INQUIRE ABOUT THE CORROSION AND THEIR WARRANTY AS PUBLISHED IN THE SALES BROCHURE AND WARRANTY BOOKLET. PLUS, I HAVE OWNED GM PRODUCTS FOR 30 YEARS AND NEVER HAD ANY CORROSION; BRAKES OR OTHERWISE. THEY REPLIED THAT THERE WAS NO DEFECT IN THE PARTS; AND THAT'S IT. AS FAR AS THEY ARE CONCERNED, CASE CLOSED.
NHTSA ODI #10185539
36,500 miles · Mar 15, 2007
Electrical System
STARTING IN NOVEMBER OF 2006, THE SPEEDOMETER HAS NOT OPERATED CORRECTLY. WHEN SITTING AT A STOP, IT REGISTERS 30-50 MPH AND WHEN ACTUALLY DRIVING, IT GOES TO 120 AND STAYS THERE. DOES NOT COME BACK DOWN UNTIL VEHICLE IS TURNED OFF. THIS IS A VERY SERIOUS ISSUE - OR IS IT CHEVROLET'S WAY OF EARNING EXTRA MONEY? THE DEALER WAN…
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STARTING IN NOVEMBER OF 2006, THE SPEEDOMETER HAS NOT OPERATED CORRECTLY. WHEN SITTING AT A STOP, IT REGISTERS 30-50 MPH AND WHEN ACTUALLY DRIVING, IT GOES TO 120 AND STAYS THERE. DOES NOT COME BACK DOWN UNTIL VEHICLE IS TURNED OFF. THIS IS A VERY SERIOUS ISSUE - OR IS IT CHEVROLET'S WAY OF EARNING EXTRA MONEY? THE DEALER WANTS TO CHARGE OVER $1500 TO FIX THE PROBLEM SINCE DUE TO MILEAGE WE ARE OUT OF WARRANTY. *JB
ON CERTAIN TRUCKS EQUIPPED WITH AN 8.1L V8 (RPO L8-VIN G) ENGINE HAVE A CONDITION IN WHICH THE ENGINE FUEL RAIL PULSE DAMPER RETAINER CLIP MAY FRACTURE RESULTING IN INADEQUATE RETENTION OF THE DAMPER.
Consequence & remedy
Consequence: IF THE DAMPER COMES LOOSE, A FUEL LEAK MAY RESULT. FUEL LEAKAGE, IN THE PRESENCE OF AN IGNITION SOURCE, COULD RESULT IN A FIRE.
Remedy: DEALERS WILL REPLACE THE ENGINE FUEL RAIL PULSE DAMPER RETAINER CLIP FREE OF CHARGE. THE RECALL BEGAN ON AUGUST 31, 2006. OWNERS MAY CONTACT CHEVROLET AT 1-800-630-2438 AND GMC TRUCKS AT 1-866-996-9463.
ON CERTAIN CREW CAB PICKUP TRUCKS AND SPORT UTILITY VEHICLES, THE 2ND ROW CENTER OCCUPANT SEAT BELT ROUTING MAY MAKE IT DIFFICULT TO POSITION THE LAP PORTION OF THE SAFETY BELT LOW AROUND THE HIPS OF OCCUPANTS, ESPECIALLY SMALLER OCCUPANTS, SEATED IN THIS POSITION. APPROPRIATE USE OF A CHILD SEAT OR BOOSTER SEAT, AS RECOMMENDED FOR SMALL CHILDREN, DOES IMPROVE THE FIT CONDITION FOR THIS USER GROUP. IN ADDITION TO INSTRUCTIONS ON PROPER INFANT AND YOUNG CHILD RESTRAINT (WITH CHILD SEATS OR BOOSTERS), SPECIAL VERBIAGE FOR RESTRAINING OLDER CHILD IS INCLUDED IN THE OWNER'S MANUAL. ALSO, THE SUGGESTED SEAT BELT FIT/ROUTING FOR ADULTS, IRRESPECTIVE OF SEATING POSITION, IS DESCRIBED IN THE OWNER'S MANUAL TEXT.
Consequence & remedy
Consequence: A LAP PORTION OF THE SEAT BELT ROUTING THAT IS NOT LOW AND SNUG ON THE HIPS CAN ALLOW THE LAP BELT TO RIDE UP ON AN OCCUPANT'S ABDOMEN INSTEAD OF FITTING LOW AROUND THEIR HIPBONES, AND THEREFORE, CAN EXPOSE THEM TO MORE RISK OF ABDOMINAL AND INTERNAL ORGAN INJURY.
Remedy: DEALERS WILL CUT OPEN THE GUIDE LOOP, REMOVE A PORTION OF THE LOOP, AND THEN THE REMAINING TWO SIDES SHOULD BE FOLDED OVER AND SECURED WITH A RETAINER FREE OF CHARGE. THE RECALL BEGAN ON JULY 21, 2005. OWNERS MAY CONTACT CADILLAC AT 1-866-982-2339, CHEVROLET AT 1-800-630-2438, GMC AT 1-866-996-9463, OR HUMMER AT 1-800-732-5493.
CERTAIN TRUCKS, SPORT UTILITY VEHICLES, AND VANS EQUIPPED WITH BOSCH HYDRO-BOOST BRAKE ASSEMBLIES, THE HYDRAULIC BRAKE BOOSTER PRESSURE ACCUMULATOR MAY CRACK AND SEPARATE FROM THE HYDRO-BOOST ASSEMBLY DURING NORMAL OPERATING CONDITIONS.
Consequence & remedy
Consequence: IF A SEPARATION OCCURRED AND THE HOOD OF THE VEHICLE WERE OPEN, FRAGMENTS FROM THE ACCUMULATOR COULD CAUSE INJURY TO PEOPLE IN THE IMMEDIATE AREA. THE PRESENCE OF THIS CRACK OR FRACTURED SURFACE COULD ALLOW THE HYDRAULIC FLUID TO LEAK FROM THE ACCUMULATOR CIRCUIT OF THE BOOSTER ASSEMBLY. THE LOSS OF FLUID WOULD CAUSE INCREASED STEERING AND BRAKING EFFORT AND A CRASH MAY OCCUR WITHOUT PRIOR WARNING.
Remedy: DEALERS WILL TEST THE HYDRO-BOOST ASSEMBLY FOR FUNCTIONAL OPERATION OF THE TWO-FUNCTION VALVE. IF THE HYDRO-BOOST ASSEMBLY FAILS THE TEST, DEALERS WILL REPLACE THE ASSEMBLY FREE OF CHARGE. THE RECALL BEGAN ON MARCH 23, 2005. OWNERS MAY CONTACT CHEVROLET AT 1-800-630-2438, GMC TRUCKS AT 1-866-996-9463 AND HUMMER AT 1-800-732-5493.
ON CERTAIN PICKUP TRUCKS AND SPORT UTILITY VEHICLES, THE GALVANIZED STEEL TAILGATE SUPPORT CABLES THAT RETAIN THE TAILGATE IN THE FULL OPEN (HORIZONTAL) POSITION MAY CORRODE, WEAKEN, AND EVENTUALLY FRACTURE. IF BOTH CABLES FRACTURED, THE TAILGATE WOULD SUDDENLY DROP AND STRIKE THE TOP SURFACE OF THE REAR BUMPER.
Consequence & remedy
Consequence: ANYONE SITTING OR STANDING ON THE HORIZONTAL SURFACE OF THE TAILGATE WHEN BOTH CABLES FRACTURED COULD BE INJURED BY FALLING FROM THE TAILGATE. ON VEHICLES THAT HAVE HAD THE BUMPER REMOVED, THE TAILGATE MAY DROP EVEN LOWER. ADDITIONALLY, IF THERE IS CARGO ON THE TAILGATE THE CARGO MAY FALL OFF IF THE SUPPORT CABLES FRACTURE.
Remedy: DEALERS WILL REPLACE THE CABLES. INTERIM OWNER NOTIFICATION BEGAN ON APRIL 7, 20004. THE RECALL BEGAN ON SEPTEMBER 24, 2004, WHEN REPLACEMENT PARTS WERE AVAILABLE, AND WILL CONTINUE THROUGH OCTOBER 29, 2004. OWNERS SHOULD CONTACT CADILLAC AT 1-866-982-2339, CHEVROLET AT 1-800-630-2438 OR GMC AT 1-866-996-9463, OR VISIT WWW.MYGMLINK.COM, AND ENTER YOUR VEHICLE IDENTIFICATION NUMBER.
CERTAIN SPORT UTILITY VEHICLES, PICKUP TRUCKS, AND PASSENGER VANS FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 135, ?PASSENGER CAR BRAKE SYSTEMS.? SOME OF THESE VEHICLES WERE PRODUCED WITH AN OUT-OF-SPECIFICATION BRAKE HYDRO-BOOST HOUSING RELIEF VALVE BORE.
Consequence & remedy
Consequence: CONSEQUENTLY, THE VALVE O-RING SEAL MAY FRACTURE. STEERING EFFORTS MAY BE SLIGHTLY INCREASED WHILE BRAKING OR PARKING. UNDER CERTAIN DRIVING CONDITIONS, A FRACTURED SEAL MAY REQUIRE A SLIGHT INCREASE IN THE APPLIED BRAKE PEDAL EFFORT TO ACHIEVE THE SAME VEHICLE DECELERATION RATE AS PRIOR TO THE SEAT FRACTURE.
Remedy: DEALERS ARE TO REPLACE THE HYDRO-BOOST RELIEF VALVE. THE RECALL BEGAN ON JUNE 18, 2004. OWNERS SHOULD CONTACT CADILLAC AT 1-866-982-2339; CHEVROLET AT 1-800-630-2438; GMC AT 1-866-996-9463; OR HUMMER AT 1-866-486-6376.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
1
EA04012 · Hydraulic Pump Failres
Opened Apr 30, 2004 · Closed Feb 28, 2005
Status: closed (inferred from source dates) · Service Brakes, Hydraulic:power Assist; Steering:hydraulic Power Assist System
GM IS CONDUCTING A RECALL ON ALL SUBJECT VEHICLES BUILD BETWEEN MAY 1999 AND OCTOBER 14, 1999.SIGNIFICANT CHANGES WERE INCORPORATED INTO PRODUCTION IN EARLY OCTOBER 1999, AND VEHICLES BUILT AFTER THAT DATE HAVE LOWER WARRANTY FAILURE RATES.THE COMPLAINT AND WARRANTY DATA APPEAR TO SUPPORT THE EFFECTIVENESS OF THESE CHANGES. GM MADE ADDITIONAL CHANGES IN NOVEMBER 1999, FEBRUARY 2000, MAY 2001, AND FEBRUARY 2004.ODI WILL CONTINUE TO MONITOR THIS PROBLEM AND WILL TAKE FURTHER ACTION, IF WARRANTED, IN THE FUTURE.FOR FURTHER TECHNICAL DETAILS SEE THE ATTACHED ENGINEERING ANALYSIS REPORT.
Additional source detail variants (2)
Service Brakes, Hydraulic:power Assist
GM IS CONDUCTING A RECALL ON ALL SUBJECT VEHICLES BUILD BETWEEN MAY 1999 AND OCTOBER 14, 1999.SIGNIFICANT CHANGES WERE INCORPORATED INTO PRODUCTION IN EARLY OCTOBER 1999, AND VEHICLES BUILT AFTER THAT DATE HAVE LOWER WARRANTY FAILURE RATES.THE COMPLAINT AND WARRANTY DATA APPEAR TO SUPPORT THE EFFECTIVENESS OF THESE CHANGES. GM MADE ADDITIONAL CHANGES IN NOVEMBER 1999, FEBRUARY 2000, MAY 2001, AND FEBRUARY 2004.ODI WILL CONTINUE TO MONITOR THIS PROBLEM AND WILL TAKE FURTHER ACTION, IF WARRANTED, IN THE FUTURE.FOR FURTHER TECHNICAL DETAILS SEE THE ATTACHED ENGINEERING ANALYSIS REPORT.
Steering:hydraulic Power Assist System
GM IS CONDUCTING A RECALL ON ALL SUBJECT VEHICLES BUILD BETWEEN MAY 1999 AND OCTOBER 14, 1999.SIGNIFICANT CHANGES WERE INCORPORATED INTO PRODUCTION IN EARLY OCTOBER 1999, AND VEHICLES BUILT AFTER THAT DATE HAVE LOWER WARRANTY FAILURE RATES.THE COMPLAINT AND WARRANTY DATA APPEAR TO SUPPORT THE EFFECTIVENESS OF THESE CHANGES. GM MADE ADDITIONAL CHANGES IN NOVEMBER 1999, FEBRUARY 2000, MAY 2001, AND FEBRUARY 2004.ODI WILL CONTINUE TO MONITOR THIS PROBLEM AND WILL TAKE FURTHER ACTION, IF WARRANTED, IN THE FUTURE.FOR FURTHER TECHNICAL DETAILS SEE THE ATTACHED ENGINEERING ANALYSIS REPORT.
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