MOTOR WILL SHUT OFF AT VARIOUS TIMES, AT IDLE OR WHILE DRIVING, WITHOUT WARNING. TRUCK IS USED FOR TRAILERING HORSES AND HEAVY EQUIPMENT AND THE ENGINE SHUTTING DOWN SEVERELY EFFECTS BRAKING AND STEERAGE AND IS A SERIOUS SAFETY HAZARD. THE TRUCK WAS REPAIRED BY THE DEALERSHIP FOR FUEL INJECTION PUMP PROBLEMS AT 55812 MILES WITH …
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MOTOR WILL SHUT OFF AT VARIOUS TIMES, AT IDLE OR WHILE DRIVING, WITHOUT WARNING. TRUCK IS USED FOR TRAILERING HORSES AND HEAVY EQUIPMENT AND THE ENGINE SHUTTING DOWN SEVERELY EFFECTS BRAKING AND STEERAGE AND IS A SERIOUS SAFETY HAZARD. THE TRUCK WAS REPAIRED BY THE DEALERSHIP FOR FUEL INJECTION PUMP PROBLEMS AT 55812 MILES WITH THE PUMP BEING REPLACED. SEARCHING INTERNET AND TALKING TO MECHANICS FOUND THAT THIS IS A PERSISTENT PROBLEM WITH THE 6.5L DIESEL ENGINE WITH THE FAULT BEING THE PUMP MOUNTED DRIVER (PMD) SOMETIMES CALLED A FUEL SOLENOID DRIVER (FSD) WHICH GM LISTS IT AS PART #12562836 AND MANUFACTURED BY STANADYNE. THIS MODULE IS MOUNTED ON THE SIDE OF THE FUEL PUMP IN FRONT OF THE INTAKE MANIFOLD BETWEEN THE HEADS. IT WOULD SEEM THAT THE INTENSE HEAT OF THE ENGINE IS CAUSING THE ELECTRONICS IN THIS PMD TO BREAK DOWN AND FAIL. REPLACING THIS PMD RESOLVED THE STALLING PROBLEM BUT I FEEL IF THIS PMD IS NOT COOLED PROPERLY, RELOCATED TO A COOLER LOCATION OR REDESIGNED THE PROBLEM WILL PERSIST AND COULD LEAD TO ACCIDENTS. THERE ARE AFTERMARKET KITS AVAILABLE TO RELOCATE THE PMD BUT I FEEL THAT IT SHOULD BE THE MANUFACTURER (GM) TO CORRECT THE DESIGN PROBLEM.*AK
NHTSA ODI #764593
Mileage unknown · Apr 17, 2002
Electrical SystemFuel System, GasolineUnknown Or OtherCrash
I HAVE HAD THESE THINGS GO BAD ON THIS TRUCK AND THEY ARE THINGS THAT OTHER PEOPLE HAVE TOLD ME THAT HAVE WENT WRONG ON THEIR TRUCK ALSO. I LIKE THE CHEVROLETS BUT IF THESE THINGS KEEP GOING WRONG LIKE THIS I WILL HAVE TO SWITCH TO A NICE NEW DODGE I THINK. NLM
NHTSA ODI #760844
Mileage unknown · Mar 4, 2002
Fuel System, Gasoline
FUEL PUMP SENDING UNIT WIRES MELTED/ INSIDE GAS TANK. *AK
NHTSA ODI #758931
Mileage unknown · Jan 20, 2001
Fuel System, Gasoline
SEE NHTSA ITEM NUMBER SB052350. I INCURRED A $510 REPAIR BILL FOR A KNOWN AND ACKNOWLEDGE DESIGN DEFECT. I CONTACTED THE MANUFACTURER FOR RE-IMBURSEMENT BUT THEY HAVE FAILED TO PROVIDE ANY ASSISTANCE.*AK
NHTSA ODI #739689
Mileage unknown · May 4, 1999
Fuel System, GasolineFuel System, Other
FUEL PUMP, PULSATOR AND SENDER FAILED. NLM
NHTSA ODI #782336
Mileage unknown · Jun 22, 1998
Fuel System, Gasoline
FUEL PUMP CAUSES VEHICLE TO STALL WHILE DRIVING. POSSIBLE CAUSE: FAULTY FUEL PUMP SENDING UNIT. *AK
NHTSA ODI #824520
Mileage unknown · Nov 18, 1997
Electrical SystemEngine And Engine CoolingFuel System, Gasoline
DRIVING AT APPROXIMATELY 40-60 MPH VEHICLE WILL STALL OUT/MOTOR WILL CUT OFF. BRAKES ARE SOFT ,NO POWER, HAS TO PUT IN NEUTRAL TO RESTART,DEALER REPLACED FUEL INJECTION/REPROGRAMMED COMPUTER AND CHECKED CODES. *AK
NHTSA ODI #819220
Official recalls
0
No recalls in this snapshot.
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
2
EA97007 · Steering Shaft Separations
Opened Apr 17, 1997 · Closed Mar 12, 1998
Status: closed (inferred from source dates) · Steering
COUPLING BOLTS, JOINING THE STEERING SHAFT, MAY SEPARATE.IN SOME CASES, TOTAL UNFORESEEN, LOSS OF STEERING CONTROL MAY RESULT.
PE96076 · Steering Shaft Separations
Opened Dec 18, 1996 · Closed Apr 17, 1997
Status: closed (inferred from source dates) · Steering
BOLT IN THE COUPLING, JOINING THE UPPER INTERMEDIATE AND STEERING COLUMN SHAFTS, FALLS OUT.TOTAL LOSS OF STEERING OCCURS WHEN THE SHAFTS THEN SEPARATE.
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