1998 Chevrolet T7500 Service and Repair Manual
This factory service and repair manual for the 1998 Chevrolet T7500 must account for three engines: the gasoline 6.0L overhead-valve V8 of 366 cubic inches, plus two turbocharged overhead-valve diesel inline-sixes, a 7.2L of 441 cubic inches and a 6.6L of 403 cubic inches. Any of the three can be found in the F7B042 or F7B064 straight truck with its low tilt cab, so identifying the engine correctly is the first step before a specification is read.
Engines covered
- 6.0L V8 (366 cu in) — OHV, naturally aspirated, gasoline
- 7.2L inline-six (441 cu in) — OHV, turbocharged, diesel
- 6.6L inline-six (403 cu in) — OHV, turbocharged, diesel
Body styles covered
- Straight truck, low tilt
Trims covered
- F7B042
- F7B064
Known issues on the 1998 T7500. One owner complaint stands on record for this model year, and it falls under visibility. On a tilt cab truck that category takes in the glass, wipers, washers, mirrors and the lighting and switching behind them, which are electrical as often as they are mechanical. This manual carries the component procedures for that hardware, the wiring diagrams that show which switch feeds which motor and where the circuit finds its ground, and the diagnostic steps that separate a failed component from a failed supply.
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REPROGRAM THE MEDIA DISC PLAYER WITH THE LATEST CALIBRATIONS TO CORRECT A CONDITION OF THE REAR ENTERTAINMENT SYSTEM NOT OPERATING AS INTENDED IN COLDER AMBIENT TEMPERATURE AREAS DUE TO CALIBR
Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
SOME MEDIUM DUTY TILT CAB TRUCKS WITH 3116 CATERPILLAR DIESEL ENGINES EQUIPPED WITH 26 INCH FAN BLADES MAY EXHIBIT THE ENGINE OVERHEAT LAMP ON, AND THE TEMPERATURE GAUGE IN THE RED ZONE. *TT
ON SOME MEDIUM DUTY TRUCKS EQUIPPED WITH A DIESEL ENGINE, AIR BRAKES, AND THE ENGINE SHUTDOWN FEATURE, THE MULTI-FUNCTION ALARM MODULE MAY NOT PERFORM CERTAIN FEATURES SUCH AS: NO WARNING TONE FOR AIR BRAKE LOW PRESSURE; NO WARNING TONE FOR
AIR INLET RESTRICTION GAUGES THAT POP OR THAT THE VEHICLE EXHIBITS LOW HORSEPOWER. YD
WHILE DRIVING IN INCLEMENT WEATHER WINDSHIELD WIPERS FAILED. THIS CAUSED POOR VISIBILITY TO THE DRIVER. HOWEVER, HE WAS ABLE TO MAINTAIN CONTROL OF THE VEHICLE, AND DROVE IT HO
