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1990 GMC S15 Service and Repair Manual
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$29.99 USD
Unit price
Covers all 1990 S15 trims — Base Extended Cab Pickup 2-Door, Base Standard Cab Pickup 2-Door, Sierra Classic Extended Cab Pickup 2-Door +3 more ·
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Complete repair procedures
Wiring diagrams & schematics
Torque specifications
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1990 GMC S15 Service and Repair Manual
Regular price
$29.99 USD
Unit price
1990 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
- High Sierra 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
THE ENGINE COOLING FAN BLADES BREAK AS A RESULT OF FATIGUE AND/OR VEHICLE INDUCED STRESS.
Consequence
IF THE BLADE BREAKAGE OCCURS WHILE THE HOOD IS OPEN, APERSON WORKING UNDER THE HOOD OR IN THE VICINI
Remedy
INSTALL A NEWLY DESIGNED FAN ASSEMBLY.
DIAGNOSTIC INFORMATION FOR INTERMITTENT TRANSMISSION DOWNSHIFT, SLIP, BUSY/CYCLING TCC OR NOISY COOLING FAN. *TT
WHILE VEHICLE WAS PARKED IN THE DRIVEWAY HEARD A LOUD NOISE AND NOTICED THE VEHICLE WAS ON FIRE. INSURANCE COMPANY CONTACTED THE DEALER. *AK VEHICLE WAS RUNNING AT THE TIME. *SLC
WHILE VEHICLE WAS PARKED IN THE DRIVEWAY HEARD A LOUD NOISE AND NOTICED THE VEHICLE WAS ON FIRE. INSURANCE COMPANY CONTACTED THE DEALER. *AK VEHICLE WAS RUNNING AT THE TIME. *SLC
PAINT HAS PEELED OF THE VEHICLE REPEATEDLY HOOD WAS REPAINTED ONCE UNDER WARRANTY. SERVICE DEPARTMENT HAD SAID AT THAT TIME THAT THERE WAS A PROBLEM WITH THE PRIMER USED AT THE FACTORY. DEALER HAD L
VEHICLE WAS PARKED, UNDER THE DASH COMPARTMENT FIRE BROKE OUT, WILL PROVIDE FIRE REPORT. *AK
Other Years of the GMC S15
1989 GMC S15 Service and Repair Manual1988 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