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1988 GMC S15 Service and Repair Manual
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$29.99 USD
Unit price
Covers all 1988 S15 trims — Base Extended Cab Pickup 2-Door, Base Standard Cab Pickup 2-Door, Sierra Classic Extended Cab Pickup 2-Door +5 more ·
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Complete repair procedures
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1988 GMC S15 Service and Repair Manual
Regular price
$29.99 USD
Unit price
1988 GMC S15 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
- Base Extended Cab Pickup 2-Door
- Base Standard Cab Pickup 2-Door
- Sierra Classic Extended Cab Pickup 2-Door
- Gypsy Extended Cab Pickup 2-Door
- High Sierra Standard Cab Pickup 2-Door
- Base Cab & Chassis 2-Door
- Gypsy Standard Cab Pickup 2-Door
- High Sierra Extended Cab Pickup 2-Door
- Sierra Classic Standard Cab Pickup 2-Door
Engines covered
- 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated
- 4.3L 262Cu. In. V6 GAS OHV Naturally Aspirated
- 2.5L 2474CC 151Cu. In. l4 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
CERTAIN CK MOTORSPORTS COMBINATION HEADLIGHTS, CLEAR CORNER, BUMPER, AND SIDE MARKER LIGHTS SOLD AS REPLACEMENT LAMPS FOR USE ON THE PASSENGER VEHICLES LISTED ABOVE. SOME COMBINATION LAMPS THAT ARE N
Consequence
WITHOUT THE AMBER REFLECTORS, THE VEHICLE WILL BE POORLY ILLUMINATED, POSSIBLY RESULTING IN A VEHICL
Remedy
CK MOTORSPORT WILL NOTIFY OWNERS AND REPLACE THE NONCOMPLIANT LAMPS FREE OF CHARGE. THE RECALL BEGA
CERTAIN PRO-A MOTORS CORNER LAMPS, TURN SIGNALS, AND HEADLIGHTS SOLD AS REPLACEMENT LAMPS FOR USE ON CERTAIN PASSENGER VEHICLES LISTED ABOVE. SOME COMBINATION LAMPS THAT ARE NOT EQUIPPED WITH AMBER S
Consequence
WITHOUT THE AMBER REFLECTORS, THE VEHICLE WILL BE POORLY ILLUMINATED, POSSIBLY RESULTING IN A VEHICL
Remedy
PRO-A MOTORS WILL NOTIFY OWNERS AND OFFER TO REPURCHASE THE LAMPS. THE RECALL BEGAN ON APRIL 3, 200
DIAGNOSTIC INFORMATION FOR INTERMITTENT TRANSMISSION DOWNSHIFT, SLIP, BUSY/CYCLING TCC OR NOISY COOLING FAN. *TT
ABS BRAKES, WHEN BRAKES ARE APPLIED PEDAL GOES TO THE FLOOR, IN FOR REPAIRS, NO LEAK AND CONTINUES LOSS OF EFFECTIVENESS. *AK
THE DRIVERS SIDE SEATBELT DOES NOT LATCH AND RELEASES ON ITS ON. PLEASE DESCRIBE.
Other Years of the GMC S15
1990 GMC S15 Service and Repair Manual1989 GMC S15 Service and Repair Manual1987 GMC S15 Service and Repair Manual1986 GMC S15 Service and Repair Manual1985 GMC S15 Service and Repair Manual1984 GMC S15 Service and Repair Manual1983 GMC S15 Service and Repair Manual1982 GMC S15 Service and Repair Manual