1990 GMC, Chevrolet Light Duty Truck Unit Repair Manual

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Covers: 1990 GMC, Chevrolet Light Duty Truck Unit Repair Manual

  • R/V Models: Pickup, Crew Cab, Suburban, Chassis Cab, Utility, Blazer (Jimmy)
  • G Van Models: Rally, Vandura, Cutaway Van, Extended Van, Magnavan (Hi-Cube)
  • P Models: Value Van, Cutaway Van, Motor Home Chassis, Foreword Control Chassis
  • C/K Models: Pickup Sportside, Chassis Cab, Extended Cab,
  • S/T Models: Pickup, Extended Cab, Chassis Cab, Jimmy (Blazer),
  • M Van Models: Passenger Van, Cargo Van

Pages: 1,052
Format: PDF
Compatibility: Windows/Mac/Tablet

This manual contains component unit repair specifications, instructions and illustrations for 1990 Chevrolet and GMC Light Duty Trucks. View the 1990 GMC, Chevrolet Light Duty Truck Unit Repair Manual on your computer/tablet or print off pages as needed.

Topics in the 1990 GMC, Chevrolet Light Duty Truck Unit Repair Manual:


A6 Air Conditioning Compressor
V5 Air Conditioning Compressor
R-4 Air Conditioning Compressor
HR-6 Air Conditioning Compressor
SD-709 Air Conditioning Compressor

Manual Steering Gear
Power Steering

Rear Axle
7 1/2-Inch Ring Gear
8 1/2-Inch Ring Gear
9 1/2-Inch Ring Gear
10 1/2-Inch Ring Gear
Dana Rear Axles
12-Inch Ring Gear (Rockwell)
Locking Differentials
Front Axle
8 1/2-Inch Ring Gear
9 3/4-Inch Ring Gear (Dana)
T Truck Front Axle
K Truck Front Axle 8 1/4 and 9 1/4-Inch Ring Gear
L Van Front Axle


General Engine
2.5 Liter L4
2.8 Liter V6
4.3 Liter V6
4.8 Liter L6
V8 Engine
6.2 Liter Diesel
Carburetor and TBI Unit
Model 1MEF Carburetor
Model M4MEF Carburetor
TBI Unit Model 220
TBI Unit Model 700
Engine Electrical
SI Series Generators
CS-144 Generator
SD Starting Motors
PG-200 (PMGR) Starting Motor

Automatic Transmission
Hydra-matic 4L60 (700-R4)
Hydra-matic 3L80/3L80-HD (400/475)
Hydra-matic 3L30 (180C)
Manual Transmission
Hydra-Matic 5LM60 (HM-290)
New Process Transmission
Borg Warner Transmissions
Transfer Case
New Process 205 Transfer Case
New Process 241 Transfer Case
New Process 231 Transfer Case
Borg Warner 1370 Transfer Case
Borg Warner 4472 Transfer Case


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