1996 GMC C2500 Service and Repair Manual

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Factory-Grade Data

1996 GMC C2500 service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Wiring diagrams and electrical sections
  • Powertrain, brakes, steering, suspension, HVAC and more

Trims covered

  • Sierra SLE Standard Cab Pickup 2-Door
  • Sierra SLT Cab & Chassis 2-Door
  • Sierra SLT Standard Cab Pickup 2-Door
  • Sierra SLT Extended Cab Pickup 2-Door
  • Sierra SLE Extended Cab Pickup 2-Door
  • Sierra SL Standard Cab Pickup 2-Door
  • Sierra SL Extended Cab Pickup 2-Door
  • Sierra SL Cab & Chassis 2-Door
  • Sierra SLE Cab & Chassis 2-Door

Engines covered

  • 5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
  • 6.5L 395Cu. In. V8 DIESEL OHV Turbocharged
  • 5.7L 350Cu. In. V8 CNG OHV Naturally Aspirated
  • 7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
  • 5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

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Vehicle Safety Data

1996 GMC C2500 Recalls & Complaints

NHTSA #07E08800024/10/2007Component: EQUIPMENT

CERTAIN HONEYWELL FRAM RACING BRAND HP4 AND HP8 OIL FILTERS THAT WERE MANUFACTURED FROM MAY 25, 2006, THROUGH SEPTEMBER 14, 2007, AND SOLD FOR USE AS REPLACEMENT EQUIPMENT FOR VEHICLES LIST ABOVE. TH

Consequence

THIS CONDITION MAY CAUSE INADEQUATE SEALING AND LOSS OF ENGINE OIL, POSSIBLY RESULTING IN A FIRE.

Remedy

HONEYWELL WILL REPLACE THE AFFECTED OIL FILTERS FREE OF CHARGE. THE RECALL BEGAN DURING NOVEMBER 20

TSB #10232287

This warranty administration bulletin provides information regarding the field action courtesy transportation policy.

TSB #10246631

Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules

TSB #619742

THIS TECHNICAL SERVICE BULLETIN STATES THAT TECHNICIANS MAY EXPERIENCE DIFFICULTY IN REMOVING THE CONNECTORS FROM THE PARK / NEUTRAL POSITION SWITCH, USUALLY WHEN TRYING TO REMOVE THE SWITCH DURING TRANSMISSION SERVICE. *TT

20071128Component: SEAT BELTSCrash reported1 injured

WAS INVOLVED IN AN AUTO MOBILE ACCIDENT HITTING A SCHOOL BUS HEAD ON AND HIT BY A TRUCK IN THE PASSENGER'S SIDE BED OF TRUCK, GOING ABOUT 40 MILES AN HOUR. MY AIRBAG DID NOT DEPLOY AND I HIT MY HEAD O

20071128Component: AIR BAGSCrash reported1 injured

WAS INVOLVED IN AN AUTO MOBILE ACCIDENT HITTING A SCHOOL BUS HEAD ON AND HIT BY A TRUCK IN THE PASSENGER'S SIDE BED OF TRUCK, GOING ABOUT 40 MILES AN HOUR. MY AIRBAG DID NOT DEPLOY AND I HIT MY HEAD O

20140407Component: FUEL/PROPULSION SYSTEMCrash reported

I HAVE DONE RESEARCH ON THIS WELL KNOWN PROBLEM OF THIS PART CREATING A WILD HORSE VEHICLE AT UNEXPECTED TIMES. SO FAR GM IS NOT HELPING, THE LAST VISIT WAS CONFIRMED THIS PUMP WAS THE PROBLEM AND A

20160623Component: FUEL/PROPULSION SYSTEM

TL* THE CONTACT OWNS A 2013 GMC SIERRA C2500 SLE N/A. WHILE DRIVING APPROXIMATELY 55 MPH, THE CONTACT NOTICED AN ABNORMAL ODOR IN THE VEHICLE. THE CONTACT PULLED THE VEHICLE INTO A SHOPPING CENTER AND

20031127Component: FUEL SYSTEM, DIESEL

GM 6.5L DIESEL 94-2000. THE FUEL INJECTION PUMP FUEL SOLENOID DRIVER FAILS WITHOUT WARNING CAUSING LOSS OF ENGINE POWER/POWER STEERING/AND BRAKES. A RECENT FAILURE WHILE TOWING A 7500 TRAILER CAUSED

Showing the 5 most serious of 7 complaints filed with NHTSA.

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