There are 8 owner-reported fuel system complaints for the 2008 Chevrolet Tahoein NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
NOTICED A STRONG SMELL OF GAS AFTER REFUELING ONE DAY, A FEW DAYS LATER NOTICED GAS LEAKING FROM THE TANK WHILE IT WAS PARKED IN THE DRIVEWAY. TOOK TANK OFF AND FUEL PUMP WAS RUSTED ALMOST ALL THE WAY THROUGH. THE MECHANIC SAID THAT HE HAD THE SAME THING HAPPEN TO ANOTHER 2007 TAHOE JUST A FEW WEEKS PRIOR.
FUEL PUMP ON MY 2008 Z71 CHEVY TAHOE WAS LEAKING FUMES
THE FUEL PUMP AND VAPOR LINES ARE CORRODED. THE PUMP AND LINES HAVE TO BE REPLACED.
TL* THE CONTACT OWNS A 2008 CHEVROLET TAHOE. THE CONTACT STATED THAT THE VEHICLE HAD AN ABNORMAL FUEL ODOR. UPON INSPECTION, THE CONTACT NOTICED THAT THE FUEL PUMP EXPERIENCED A LEAK DUE TO CORROSION AND THE MATERIAL USED TO MANUFACTURER THE FUEL PUMP. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE VEHICLE WAS REPAIRED WITH AN ALUMINUM FUEL PUMP MODULE. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE MANUFACTURER INFORMED THE CONTACT THAT THEY COULD NOT ASSIST BECAUSE THERE WAS NO RECALL. THE VIN WAS INVALID. THE FAILURE MILEAGE WAS APPROXIMATELY 161,000.
FIRE HAZARD EXPLOSION HAZARD ENVIRONMENTAL HAZARD. WHILE IN MOTION PRESSURIZED FUEL LINES AT THE FURL PUMP CAN UNEXPECTEDLY FAIL DUE TO CORROSION RESULTING IN FUEL BEING PUMPED OUT OF THE VEHICLE ONTO THE UNDER SURFACES OF THE VEHICLE AND THE ROADWAY. AS MUCH AS 25 GALLONS OF FUEL CAN BE EXPELLED FROM THE VEHICLE WHILE IN MOTION WITH NO WARNING TO THE DRIVER OTHER THAT A RAPIDLY DIMINISHING OF AMOUNT OF FUEL REMAINING AS SHOWN BY THE FUEL GAGE. THE VEHICLE WAS BEING DRIVEN ON AN INTERSTATE HIGHWAY WHEN THE FAULT OCCURRED BUT IT WAS NOT NOTICED UNTIL THE VEHICLE EXITED THE HIGHWAY AT WHICH TIME A STRONG ODOR OF GASOLINE WAS NOTICED. WHEN THE ENGINE WAS SHUT OFF AND THE VEHICLE EXITED A POOL OF GASOLINE WAS OBSERVED UNDER THE REAR OF THE VEHICLE. THE VEHICLE WAS TOWED TO A REPAIR FACILITY. DURING THE REPAIR IT WAS NOTED THAT THE FUEL POMP IS LOCATED AT THE TOP OF THE TANK AND COULD BE OBSERVED WITHOUT REMOVING THE TANK FROM THE VEHICLE. UPON REMOVAL IT WAS FOUND THE PUMP MOUNTING LACATION WAS IN A WELL MOLDED INTO THE PLASTIC FUEL TANK. THE WELL WAS FULL OF SAND AND DUST WHICH WAS CLEANED OUT REVEALING A MASS OF RUST ON THE STEEL FUEL PUMP SUPPORT AND LOCKING RING AS WELL AS THE STEEL PRESSURE AND RETURN LINES. THE LEAK WAS DETERMINED TO BE IN THE PRESSURE LINE LINE INSIDE THE PLASTIC FUEL LINE QUICK CONNECT BOTH STEEL FUEL LINES DISINTEGRATED WHILE ATTEMPTING TO DISCONNECT THE PLASTIC LINES FROM THE TANK.REPAIRS INCLUDED THE REPLACEMENT OF THE FUEL PUMP, BOTH PLASTIC FUEL LINES AND QUICK CONNECTS.THESE COMPONENTS ARE IDENTICAL.TO THOSE ORIGINALLY INSTALLED AND WILL BE SUBJECT TO THE SAME CORROSION AS THE ORIGINALS DUE THE TO THE POOR DESIGN OF THE PUMP PLACEMEN TON THE TANK AND THE FAILURE TO SHIELD THE COMPONENTS FROM BEING COVERED WITH SAND AN DUST, PARTICULARLY IN AREAS WHERE SALT IS USED ON THE ROADS IN WINTER.
I OWN A 2008 CHEVROLET TAHOE AND WHEN I WAS DRIVING HOME FROM WORK MY TRUCK QUIT RUNNING WHILE DRIVING ON THE HIGHWAY. AFTER CALLING A TOW TRUCK AND HAVING IT TOWED, THE MECHANIC INFORMED ME THAT I HAD RUN OUT OF GAS AND MY GAS GAUGE WAS NOT WORKING PROPERLY BECAUSE IT WAS REGISTERING THAT I HAD GAS IN THE VEHICLE. *TR
GAS GAUGE INDICATES MORE FUEL THAN WHAT IS IN THE TANK. *TR
TIRE KEPT GOING LOW. I HAVE HAD VEHICLE FOR 3 MONTHS AND BOUGHT BRAND NEW VEHICLE. TIRE IS SEPARATING... DEALERSHIP WILL ONLY REPLACE THE ONE TIRE WHERE I REQUESTED ALL BECAUSE ALL HAVE SAME DATA. *TR
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