1999 Pontiac Bonneville 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
- SSE Sedan 4-Door
- SE Sedan 4-Door
- SSEi 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
ON CERTAIN PASSENGER VEHICLES EQUIPPED WITH 3800 V6 (L36) ENGINES AND CERTAIN DELPHI FUEL PRESSURE REGULATORS, THE REGULATORS HAVE A MUCH HIGHER THAN USUAL RATE OF FUEL LEAKS. A LEAK CAN ALLOW FUEL T
THE BACKFIRE CAN RUPTURE THE INTAKE MANIFOLD. THE RUPTURE OF THE INTAKE MANIFOLD CAN DISPLACE A FUE
DEALERS WILL INSTALL NEW FUEL PRESSURE REGULATORS WITH IMPROVED DIAPHRAGMS. THE RECALL WILL BE CONDU
SABERSPORT IS RECALLING 16,270 COMBINATION CORNER AND BUMPER LAMP ASSEMBLIES OF VARIOUS PART NUMBERS SOLD FOR USE AS AFTERMARKET EQUIPMENT FOR VARIOUS PASSENGER VEHICLES. THESE HEADLAMPS FAIL TO CONF
DECREASED LIGHTING VISIBILITY MAY RESULT IN A VEHICLE CRASH.
SABERSPORT WILL NOTIFY OWNERS AND OFFER A FULL REFUND FOR THE NONCOMPLIANT COMBINATION LAMPS. THE S
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 42 technical service bulletins on file with NHTSA.
A DEAR FRIEND OF MINE HAD AN ACCIDENT A FEW DAYS AGO DEPLOYING THE PASSENGER SIDE AIRBAG RESULTING IN THE WINDSHIELD BEING BUSTED TO AN EXTENT THAT IT NOT BEING ABLE TO SEE THROUGH .. SHOULDN'T THIS
WHILE DRIVING VEHICLE WAS INVOLVED IN A COLLISION. DRIVER'S SEAT BELT DID NOT RETRACT, DRIVER SUSTAINED MINOR INJURIES.*AK
WHILE STANDING OUTSIDE OF THE VEHICLE THE VEHICLE BEGAN TO ROLL FORWARD. THE VEHICLE ROLLED ACROSS A NEIGHBOR'S YARD AND INTO A TREE. THE VEHICLE WAS TOTALED. CAUSE IS UNKNOWN. PLEASE DESCRIBE FURT
VEHICLE WAS IN THE DRIVEWAY AND WITHOUT PRIOR WARNING VEHICLE ROLLED INTO WALL OF GARAGE AND DAMAGED THE VEHICLE.*AK *YD
BRAKES DO NOT WORK CORRECTLY. CONSUMER HAS TO STOP AT A GOOD DISTANT TO COME TO A COMPLETE STOP. ALSO, DRUMS HAVE BEEN CHECKED. LAST MONTH DEALER REPLACED BRAKE CYLINDER. BRAKE PROBLEMS HAVE CAUSED
Showing the 5 most serious of 176 complaints filed with NHTSA.
