1987 GMC R1500 Service and Repair Manual
This factory service and repair manual for the 1987 GMC R1500 covers the two-door standard cab pickup in Base, High Sierra and Sierra Classic trim. Four engines are listed, every one of them overhead-valve and naturally aspirated: a 4.3L V6 of 262 cubic inches, gasoline V8s of 5.0 and 5.7 liters, and a 6.2L diesel V8 of 379 cubic inches. Procedures, specifications, torque values, wiring diagrams and diagnostics are laid out system by system, which matters on a truck sold with both gasoline and diesel power in the same body.
Engines covered
- 5.0L V8 (305 cu in) — OHV, naturally aspirated, gasoline
- 6.2L V8 (379 cu in) — OHV, naturally aspirated, diesel
- 4.3L V6 (262 cu in) — OHV, naturally aspirated, gasoline
- 5.7L V8 (350 cu in) — OHV, naturally aspirated, gasoline
Body styles covered
- 2-door standard cab pickup
Trims covered
- Base
- High Sierra
- Sierra Classic
Known issues on the 1987 R1500. No recalls have been issued against the 1987 R1500 and no owner complaints are logged with NHTSA, so the federal record is clean. The work these trucks bring in is mechanical and age-related: injection and glow plug diagnosis on the 6.2L diesel, fuel and ignition service on the gasoline V8s and the 4.3L V6, front suspension and steering linkage work, and brake overhaul. Each of those systems has its own procedures, specifications, torque values, wiring diagrams and diagnostics here.
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
THIS CONDITION MAY CAUSE INADEQUATE SEALING AND LOSS OF ENGINE OIL, POSSIBLY RESULTING IN A FIRE.
HONEYWELL WILL REPLACE THE AFFECTED OIL FILTERS FREE OF CHARGE. THE RECALL BEGAN DURING NOVEMBER 20
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
THIS CONDITION MAY CAUSE AN INADEQUATE SEAL AT THE CONNECTION, POTENTIALLY LEADING TO A FUEL LEAK. I
HONEYWELL WILL NOTIFY OWNERS AND REPLACE THE FUEL FILTERS FREE OF CHARGE. THE RECALL BEGAN ON OCTOB
