1994 Buick Skylark Service and Repair Manual

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Covers all 1994 Skylark trims — Gran Sport Sedan 4-Door, Custom Coupe 2-Door, Limited Coupe 2-Door +3 more ·
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1994 Buick Skylark 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

  • Gran Sport Sedan 4-Door
  • Custom Coupe 2-Door
  • Limited Coupe 2-Door
  • Custom Sedan 4-Door
  • Limited Sedan 4-Door
  • Gran Sport Coupe 2-Door

Engines covered

  • 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated
  • 2.3L 138Cu. In. l4 GAS SOHC 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
NHTSA #00V28700002/10/2000Component: ELECTRICAL SYSTEM:STARTER ASSEMBLY

VEHICLE DESCRIPTION: PASSENGER VEHICLES. IF THE ENGINE STARTER FAILS TO ENGAGE AND THE DRIVER HOLD THE KEY IN THE "START" POSITION FOR AN EXTENDED PERIOD, HIGH CURRENT FLOWS THROUGH THE IGNITION S

Consequence

A FIRE COULD OCCUR IN THE STEERING COLUMN AND SPREAD TO THE INTERIOR OF THE CAR.

Remedy

DEALERS WILL INSTALL A RELAY KIT AND VERIFY THAT THE VEHICLE WILL START WITH A PROPERLY CHARGED BATT

NHTSA #94V12200001/07/1994Component: FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY

THESE VEHICLES WERE CONSTRUCTED WITH WELDS IN THE REAR COMPARTMENT PAN ASSEMBLY THAT ARE NOT SUFFICIENT TO COMPLY WITH THE REQUIREMENTS PERTAINING TO FUEL TANK LEAKAGE IN THE EVENT OF A REAR IMPACT CO

Consequence

THIS CAN RESULT IN AN INCREASED RISK OF A VEHICLE FIRE IN THE EVENT OF A REAR IMPACT COLLISION.

Remedy

DEALER WILL INSTALL RIVETS ADJACENT TO THE LOCATIONS WHERE THE SUSPECT WELDS ARE LOCATED.

TSB #10246631

Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules

TSB #10009220

VEHICLES MAY SET ANYONE OR A COMBINATION OF FRONT-WHEEL SPEED SENSOR ANTI-LOCK BRAKE SYSTEM CODES AS INTERMITTENT OR HARD FAILURES. GM VOICEMAIL EXPRESS. *TT

TSB #10007816

ANTI-LOCK BRAKING SYSTEM (ABS) FRONT WHEEL SPEED CODES - JUMPER HARNESS. *TT

TSB #10007293

ABS FRONT WHEEL SPEED CODES - JUMPER HARNESS. *TT

TSB #10000782

REVISED PISTON PIN REMOVAL / INSTALLATION PROCEDURE. *TT

TSB #619360

SOME OWNERS MAY COMMENT ON DRIVEABILITY SYMPTONS OF LONG OR HARD STARTS, CHUGGLE, ROUGH IDLE AND LIGHT OR INTERMITTENT MISFIRE DUE TO CLOGGED FUEL INJECTORS. *TT

TSB #619370

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

TSB #618103

INFORMATION REGARDING IGNITION SWITCH HIGH ELECTRICAL CURRENT. *JB

Showing the 8 most recent of 39 technical service bulletins on file with NHTSA.

19970401Component: AIR BAGS:FRONTALCrash reportedFire reported

DURING FRONTAL IMPACT, THE DRIVER'S SIDE AIR BAG DID NOT DEPLOY. SPEED UNKNOWN. *AK

20060822Component: ELECTRICAL SYSTEM:IGNITIONCrash reported1 injured

DT*: THE CONTACT STATED WHILE DRIVING 25 MPH, THE VEHICLE ENGINE HESITATED, THEN STALLED COMPLETELY. THE VEHICLE LOST POWER ASSIST STEERING, AND POWER ASSIST BRAKING. AFTER BEING RESTARTED, THE VEH

20060822Component: ENGINE AND ENGINE COOLINGCrash reported1 injured

DT*: THE CONTACT STATED WHILE DRIVING 25 MPH, THE VEHICLE ENGINE HESITATED, THEN STALLED COMPLETELY. THE VEHICLE LOST POWER ASSIST STEERING, AND POWER ASSIST BRAKING. AFTER BEING RESTARTED, THE VEH

20011231Component: AIR BAGS:FRONTALCrash reported1 injured

CONSUMER HAD A FRONT IMPACT CRASH AT 35 MPH, AND DRIVERS AIRBAG DID NOT DEPLOY. CONSUMER SUFFERED KNEE AND BACK INJURIES, AND VEHICLE WAS TOTALLED.*AK *SLC

19961213Component: AIR BAGS:FRONTALCrash reported1 injured

DURING FRONTAL IMPACT, THE DRIVER'S SIDE AIR BAG DID NOT DEPLOY. *AK

Showing the 5 most serious of 95 complaints filed with NHTSA.

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