1989 Chevrolet Suburban 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 Sport Utility 4-Door
Engines covered
- 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
SEVERE CORROSION DUE TO ROAD SALT AT THE JOINT OF THE STAMPED STEEL CENTER SECTION AND THE CAST OUTER SECTION CAN CAUSE THE SECTIONS TO SEPARATE.
SEPARATION OF THE ROTOR SECTIONS CAN CAUSE LOSS OFBRAKING ABILITY IN THE AFFECTED WHEEL. T
REPLACE THE FRONT BRAKE ROTORS WITH NEW ROTORS WITH A CORROSION PROTECTION COATING. HOWEVE
DIAGNOSTIC INFORMATION FOR INTERMITTENT TRANSMISSION DOWNSHIFT, SLIP, BUSY/CYCLING TCC OR NOISY COOLING FAN. *TT
NEW CAST IRON EXHAUST MANIFOLD AND STAINLESS STEEL GASKET TO CORRECT ENGINE NOISE CONDITION. *TW
THIS VEHICLE WAS IN A CHAIN REACTION REAR END COLLISION WHEN STRUCK IN THE REAR, DRIVER'S SEAT BACK BOLTS BROKE, CAUSINGTHE SEAT TO COLLAPSE. DEALER HAS BEEN CONTACTED. *AK CONS
DURING A HIGH SPEED ACCIDENT, THE DRIVER'S AND PASSENGER'S SEATBACK BROKE, CAUSING THE SEAT TO GO FORWARD AND CRUSHING THE OCCUPANT INTO THE STEERING WHEEL, WHICH CAUSED SERIOUS IN
REAR TIRE BLEW OUT, CAUSING ACCIDENT. (OHIO STATE POLICE REPORT) *DH
TL* THE CONTACT OWNS A 1989 CHEVROLET SUBURBAN. THE CONTACT STATED THAT WHILE DRIVING AT 35 MPH, THE STEERING WHEEL SEIZED WITHOUT WARNING. AS A RESULT, THE CONTACT CRASHED INTO AN
Showing the 4 most serious of 68 complaints filed with NHTSA.
