1999 Pontiac Sunfire 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 diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Electrical diagnostics with wiring diagrams
- Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more
Trims covered
- GT Convertible 2-Door
- Base Sedan 4-Door
- SE Coupe 2-Door
- SE Sedan 4-Door
- GT Coupe 2-Door
Engines covered
- 2.4L 2392CC 146Cu. In. l4 GAS DOHC Naturally Aspirated
- 2.2L 2190CC 134Cu. In. l4 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
ON CERTAIN PASSENGER VEHICLES. IF THE ENGINE FAILS TO START AND THE DRIVER HOLDS THE KEY IN THE "START" POSITION FOR AN EXTENDED PERIOD, HIGH CURRENT FLOWS THROUGH THE IGNITION SWITCH, AND SOMETIMES P
IF THE SWITCH IS DAMAGED, A FIRE COULD OCCUR IN THE STEERING COLUMN, EVEN WITH THE ENGINE OFF AND TH
DEALERS WILL INSTALL A RELAY KIT IN THESE VEHICLES TO PREVENT HIGH CURRENT FROM FLOWING THROUGH THE
DORMAN PRODUCTS IS RECALLING 3,900 INTERMEDIATE STEERING SHAFTS DORMAN PART NOS. 425-151, 425-152, AND 425-153, (SOLD UNDER DORMAN'S "OE SOLUTIONS" BRAND NAME), BALKAMP #'S 7-3057, 7-3058, 7-3059 (SOL
IF THE WELD FAILS, LOSS OF STEERING COULD RESULT, POSSIBLY RESULTING IN A VEHICLE CRASH.
DORMAN WILL NOTIFY OWNERS AND REPLACE THE STEERING SHAFTS FREE OF CHARGE. THE RECALL BEGAN ON OCTOB
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and
Underbody Component Corrosion The following information may be helpful when addressing underbody component corrosion with customers. Some customers may comment that one or more of their vehicle's underbody components are showing some form o
Underbody Component Corrosion The following information may be helpful when addressing underbody component corrosion with customers. Some customers may comment that one or more of their vehicle's underbody components are showing some form o
Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re-machining. Only cosmetic refinishing of the wheel's
Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re-machining. Only cosmetic refinishing of the wheel's
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and
This informational bulletin provides information for dealers/technicians on Procedures to Unlock Delco Radio with Theftlock.
Showing the 8 most recent of 93 technical service bulletins on file with NHTSA.
DT: THE CONSUMER STATED THAT BOTH AIR BAGS DEPLOYED WHEN THE VEHICLE WAS REAR ENDED THEN IT HIT THE VEHICLE IN FRONT. THE VEHICLE STOPPED AT A TRAFFIC LIGHT WHEN THIS HAPPENED. THE ONLY VEHICLE I
NO AIRBAG RELEASE . *AK
WHILE TRAVELING AT ABOUT 25 MPH, DRIVER HIT AN ICE SPOT OR SNOW AND LOST CONTROL OF VEHICLE. VEHICLE FISHTAILED, AND FLIPPED UPSIDE DOWN TWICE. UPON IMPACT, NONE OF FRONTAL AIRBAGS DEPLOYED.*AK
VEHICLE JUMPED FROM PARK TO REVERSE WHILE ENGINE WAS IDLING. VEHICLE WAS PARKED ON LEVEL GROUND. DAMAGE WAS ESTIMATED AT THREE THOUSAND DOLLARS, DRIVER SUSTAINED INJURIES TO ARM AND SHOULDER. PLEASE
WHILE DRIVING 35 MPH AND GOING THROUGH AN INTERSECTIONS ANOTHER VEHICLE HIT CONSUMER'S VEHICLE FROM SIDE WHERE CHILD WAS SITTING IN REAR PASSENGER'S SEATBACK FLEW BACK, AND CHILD FELL THROUGH AND O
Showing the 5 most serious of 128 complaints filed with NHTSA.
