1993 Buick Park Avenue 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
- Base Sedan 4-Door
- Ultra Sedan 4-Door
Engines covered
- 3.8L 3800CC 231Cu. In. V6 GAS OHV Naturally Aspirated
- 3.8L 3800CC 231Cu. In. V6 GAS OHV Supercharged
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
VEHICLE DESCRIPTION: PASSENGER VEHICLES MANUFACTURED FROM AUGUST 1991 THROUGH JULY 1995. THE TRANSMISSION OIL COOLER LINE CAN SEPARATE WHEN THE VEHICLE IS OPERATED IN LOW TEMPERATURES IN COMBINATIO
VEHICLE FIRES CAN OCCUR DUE TO THE SPILLAGE OF TRANSMISSION FLUID.
DEALERS WILL REPLACE THE TRANSMISSION OIL COOLER LINES.
Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
OWNERS OF SOME VEHICLES EQUIPPED WITH HYDRA-MATIC 3T40, 4T60, 4T60-E OR 4T65-E TRANSAXLES MAY COMMENT ON A GRINDING AND / OR GROWLING NOISE THAT IS NOTICEABLE WHEN STANDING IN PARK ON A HILL OR SLOPE WITH THE ENGINE RUNNING AND THE PARKING
SOME VEHICLES EQUIPPED WITH HYDRA-MATIC 3T40, 4T60 OR 4T60-E TRANSXALES MAY COMMENT ON A GRINDING AND / OR GROWLING NOISE THAT IS NOTICEABLE WHEN IN PARK ON INCLINE. *TT
SOME CUSTOMERS MAY COMMENT THAT THERE IS CORROSION ( RUST ) APPEARING ON THE LEFT AND /OR RIGHT ROCKER PANEL(S). *YC
SOME CUSTOMERS MAY COMMENT THAT THE VEHICLE
INFORMATION ON GROWLING NOISE IN TRANSAXLE DURING FIRST FOUR MINUTES AFTER START UP. *YC
COMMENTS ON INOPERATIVE POWER DOOR LOCKS (FRONT AND/OR REAR DOORS).
INFORMATION BASED ON ENGINE IDLE SURGE, OR MIL (MALFUNCTION INDICATOR LAMP) ILLUMINATED WITH DTC (DIAGNOSTIC TROUBLE CODE) P0131, P0171 OR 44 SET. *YC
Showing the 8 most recent of 20 technical service bulletins on file with NHTSA.
VEHICLE WAS STOPPED FOR LIGHT, TOUR BUS DID NOT STOP & REARENDED VEHICLE, FRONT PASSENGER SEAT COLLAPSED BACKWARDS, PASSENGER INJURED BY SEAT BELT, *AK
WHILE GOING DOWN A HILL APPLIED THE BRAKES, AND THE BRAKES DID NOT FUNCTION BECAUSE OF LOSS OF THE BRAKE FLUID. PLEASE DESCRIBE DETAILS. *AK
NO DEPLOYMENT OF DRIVER'S AIR BAG UPON IMPACT, DURING A FRONTAL COLLISION AT APPROX. 40 MPH, 12:00 ON FRONT BUMPER. *AK
IMPACT SPEED ESTIMATED W/DOLLAR VALUE OVER $5,400.00. DRIVERS AIR BAG FAILED TO DEPLOY. PLEASE DESCRIBE DETAILS. TT
ANTILOCK BRAKE FAILURE, RESULTING IN AN ACCIDENT. *AW
Showing the 5 most serious of 102 complaints filed with NHTSA.
