1997 Oldsmobile 88 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.
Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Electrical coverage with wiring diagrams
- Coverage across key systems: engine, transmission, brakes, steering, suspension, HVAC, and more
Trims covered
- Royale LS Sedan 4-Door
- Royale Sedan 4-Door
Engines covered
- 3.8L 3800CC 231Cu. In. V6 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
This informational bulletin provides information for dealers/technicians on Procedures to Unlock Delco Radio with Theftlock.
THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REPROGRAM THE MEDIA DISC PLAYER WITH THE LATEST CALIBRATIONS TO CORRECT A CONDITION OF THE REAR ENTERTAINMENT SYSTEM NOT OPERATING AS INTENDED IN COLDER AMBIENT TEMPERATURE AREAS DUE TO CALIBR
Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
INTERMITTENT CHUGGLE OR FISHBITE ON LIGHT ACCELERATION OR A HIGHWAY SPEEDS WITH NO DIAGNOSTIC TROUBLE CODES (DTCS). *TT
NEW REAR MAIN SEAL AND SPECIAL TOOL FOR INSTALLATION. *TT
NEW UPPER INTAKE MANIFOLD AND GASKET KITS. *TT
INFORMATION ON SERVICING 4T65-E TRANSAXLE SPACER PLATE AND GASKETS FOR VARIOUS MODELS FROM 1997 THROUGH 2002. *TT
CONCERNS WITH SLIPS, HARSH UPSHIFT OR GARAGE SHIFTS, LAUNCH SHUDDERS, FLARES, ERRATIC SHIFTS AND INTERMITTENT CONCERNS, DIAGNOSTIC TROUBLE CODE P1811 OR P0748 SET. *TT
Showing the 8 most recent of 41 technical service bulletins on file with NHTSA.
AIR BAGS DEPLOYED PREMATURELY. VERY MINOR FENDER BENDER NO DAMAGE TO OTHER CAR. SMALL FIST SIZE DENT TO THE CAR IN QUESTION. NOTED FROM COP ON SEEN, SPEED WAS LESS THAN 10 MPH. AIR BAGS DEPLOYED AND T
VEHICLE WAS INVOLVED IN A FRONTAL COLLISION WITH SEVERAL TREES, AND NEITHER AIR BAGS DEPLOYED. DEALER AND MANUFACTURER WERE NOT NOTIFIED AT THIS TIME. *AK DURING THE ACCIDENT THE AXLE BROKE. ALSO, RA
WHILE DRIVING APPLIED THE BRAKES AND THE BRAKES STARTED SLIPPING WHICH DID NOT ALLOW THE VEHICLE TO STOP. DEALER CANNOT FIND THE PROBLEM. THIS SLIPPING OF THE BRAKES CAUSED THE OWNER TO HAVE AN ACCI
WHILE DRIVING AT SPEEDS OF 70MPH, THE STEERING WHEEL LOCKED UP, CAUSING THE VEHICLE TO PULL TO THE LEFT, RESULTING IN AN ACCIDENT. *AK
TL*THE CONTACT OWNS A 1997 OLDSMOBILE LSS. THE CONTACT HEARD A LOUD EXPLOSION UNDER THE HOOD OF THE VEHICLE IMMEDIATELY AFTER IT WAS STARTED. AS HE OPENED THE HOOD, HE NOTICED A FIRE IN THE ENGINE COM
Showing the 5 most serious of 129 complaints filed with NHTSA.
