1993 GMC K2500 Service and Repair Manual

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Covers all 1993 K2500 trims — Sierra SLE Standard Cab Pickup 2-Door, Sierra Extended Cab Pickup 2-Door, Sierra SLE Extended Cab Pickup 2-Door +4 more ·
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1993 GMC K2500 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 Extended Cab Pickup 2-Door
  • Sierra SLE Extended Cab Pickup 2-Door
  • Sierra SLX Extended Cab Pickup 2-Door
  • Sierra SLX Standard Cab Pickup 2-Door
  • Sierra SLX Cab & Chassis 2-Door
  • Sierra Cab & Chassis 2-Door
  • Sierra SLE Cab & Chassis 2-Door
  • Sierra Standard Cab Pickup 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
  • 6.2L 379Cu. In. V8 DIESEL OHV Naturally Aspirated
  • 4.3L 262Cu. In. V6 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
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

NHTSA #06E04300019/05/2006Component: FUEL SYSTEM, GASOLINE

CERTAIN REPLACEMENT FUEL FILTERS, FRAM BRAND NAME P/N G3727, WITH DATE CODES X52911 THROUGH X60801 SEQUENTIALLY OR X600141 AND A MEXICO COUNTRY OR ORIGIN MARKING ON THE FUEL FILTER HOUSING MANUFACTURE

Consequence

THIS CONDITION MAY CAUSE AN INADEQUATE SEAL AT THE CONNECTION, POTENTIALLY LEADING TO A FUEL LEAK. I

Remedy

HONEYWELL WILL NOTIFY OWNERS AND REPLACE THE FUEL FILTERS FREE OF CHARGE. THE RECALL BEGAN ON OCTOB

NHTSA #93V01600001/02/1993Component: POWER TRAIN:AUTOMATIC TRANSMISSION

UNANTICIPATED HEAT IN THE TRANSMISSION CAN FORCE THE TRANSMISSION FLUID OUT OF THE VENT TUBE.

Consequence

THE VENTED TRANSMISSION FLUID CAN CATCH FIRE IF EXPOSEDTO A SOURCE OF IGNITION.

Remedy

INSTALL A LONGER TRANSMISSION VENT HOSE ROUTED TO THE LEFT SIDE OF THE ENGINE COMPARTMENT OF THE VEH

No service bulletins No technical service bulletins on file with NHTSA for the 1993 GMC K2500.
20010103Component: SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITEDCrash reported2 injured

I TRIED TO STOP IN WHICH I HAD ENOUGH TIME TO STOP THERE AND I REAR ENDED A VEHICLE MY BRAKES WENT THE FLOOR. THERE WERE NO BLACK MARKS SHOWING ANY SKID. I HAVE LOOKED ON THE INTERNET ABOUT THIS PRO

19960917Component: SEATS:FRONT ASSEMBLY:RECLINER

CONSUMER WAS DRIVING AND THE DRIVER'S SEAT BENCH BOLT ON THE UPPER HINGE BROKE AND SEAT RECLINED BACKWARDS. PLEASE DESCRIBE. *AK

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