1998 Pontiac Firebird TSBs

SOME CUSTOMERS MAY COMMENT ON A HARSH 1-2 UPSHIFT AND THE CHECK ENGINE LIGHT OR SERVICE ENGINE SOON INDICATOR IS...

SOME CUSTOMERS MAY COMMENT ON A MILD TO SEVERE ENGINE PING (COMMONLY REFERRED TO AS SPARK KNOCK) USUALLY WORSE DURING...

SOME CUSTOMERS MAY COMMENT ON A MILD TO SEVERE ENGINE PING (SPARK KNOCK) DURING ACCELERATION AND / OR ILLUMINATED...

INFORMATION REGARDING HARSH 1-2 UPSHIFT, SERVICE ENGINE SOON, MALFUNCTION INDICATOR LAMP, OR CEL ILLUMINATED, DIAGNOSTIC TROUBLE CODE P1870 SET.

SOME CUSTOMERS MAY COMMENT THAT THE WINDOW MOTOR IS NOISY GOING UP OR DOWN.

SOME OWNERS WITH VEHICLES BUILT BEFORE JANUARY 15,1999 MAY COMMENT ON A HARSH 1-2 UPSHIFT AND MAY ALSO HAVE A CHECK ENGINE LIGHT.

SUBJECT ORDERING REFERENCE TABLE FOR ORDERING THE NEW VALVE BODY, SPACER PLATE AND GASKET KIT.

INFORMATION PERTAINING TO THE NEW CONTROL VALVE BODY, SPACER PLATE AND GASKETS FOR THE 4L60-E AUTOMATIC TRANSMISSION.

INFORMATION REGARDING WINDOW MOTOR NOISE.

SPECIAL POLICY ADJUSTMENT FOR SPARK PLUG WIRE REPLACEMENT ON VEHICLES EQUIPPED WITH 3.8L ENGINE.

SOME CUSTOMERS MAY COMMENT ABOUT THE SERVICE ENGINE SOON LIGHT ILLUMINATING.

SUBJECT REGARDING THE AIR CONDITIONER (A/C) COMPRESSOR FAILURE DURING AGRESSIVE ENGINE ACCELERATIONS.

EXHIBITING A SQUEAK NOISE COMING FROM THE ENGINE OR ACCESSORY DRIVE WHILE ENGINE IS RUNNING.

EXPERIENCING EXHAUST GAS RECIRCULATION VALVE FAILURES.

SUBJECT PERTAINING TO EXHAUST GAS RECIRCULATION VALVE FAILURES.

VEHICLES EQUIPPED WITH 5.7L ENGINES MAY HAVE AN EXHAUST GAS LEAK BETWEEN THE SPARK PLUG(S) AND THE CYLINDER HEAD BECAUSE...

VEHICLES EQUIPPED WITH 5.7L (LS1) ENGINES MAY HAVE AN EXHAUST GAS LEAK BETWEEN THE SPARK PLUG(S) AND THE CYLINGER HEAD.

CHECK ENGINE LIGHT WITH A P0300 DUE TO 2-4 CYLINDERS MISFIRING ON THE SAME BANK OF THE ENGINE.

THE ENGINE DOES NOT STALL WHEN PERFORMING A P1870 DIAGNOSTIC TEST WITH THE TECH 2 SCAN TOOL OR WHEN COMMANDING THE...

ROLL-OUT FOR THE GEN III SMALL BLOCK ENGINES WITH IRIDIUM SPARK PLUGS.

CUSTOMER COMPLAINTS OF SMOKE IN LENS, WATER IN LENS, CRACKS IN THE LENS, FOG OR MOISTURE IN THE LENS.

SOME CUSTOMERS MAY COMMENT THAT WHEN THE REAR HATCH IS OPENED, WATER RUNS OUT OF ONE OR BOTH FRONT LOWER CORNERS.

ON SOME CONVERTIBLE MODELS, THE CONVERTIBLE TOP MECHANISM BINDS OR STOPS WHEN HALFWAY OPEN OR CLOSED.

SOME CUSTOMERS MAY COMMENT ON A SQUEAK / CHIRP NOISE COMING FROM THE ACCESSORY DRIVE SERPENTINE BELT ON VEHICLES BUILT...

SUBJECT ON ON-BOARD DIAGNOSTIC (OBD) SYSTEM IMPROVEMENTS.

SOME VEHICLES EXPERIENCE AN ACCESSORY DRIVE BELT SLIP, SQUEAL AND/OR SQUEAK.

ANTI-THEFT ALARM MAY SOUND AFTER VEHICLE GETS WET.

This informational bulletin provides a step by step procedure on how to properly use the GM chemicals to eliminate...

This informational bulletin provides a step by step procedure on how to properly use the GM chemicals to eliminate...

DRIVESHAFT PING TING CLANG SNAP OR CLICK NOISE.

REVISED DIAGNOSTIC TROUBLE CODE P0230.

NEEDLE BEARINGS FOUND IN OIL PAN.

DIAGNOSIS OF CRACKED OR BROKEN TRANSMISSION CASE.

SUBJECT REGARDING CLUTCH PEDAL RETURN SPRING BREAKS OR SCRAPING NOISE WHEN CLUTCH PEDAL APPLIED (REPLACE CLUTCH PEDAL...

THIS TECHNICAL SERVICE BULLETIN STATES THAT TECHNICIANS MAY EXPERIENCE DIFFICULTY IN REMOVING THE CONNECTORS FROM THE...

THIS BULLETIN IS TO INFORM DEALERS OF THE RELEASE OF A NEW TORQUE CONVERTER BOLT FOR CERTAIN TRANSMISSIONS.

A NO REVERSE, NO SECOND GEAR, OR NO FOURTH GEAR CONDITION.

CLUTCH PRESSURE PLATE WEAR INDICATOR ADJUSTMENT.

6SP MANUAL TRANSMISSION STUCK IN FOURTH GEAR WILL NOT SHIFT OUT OF FOURTH.

HARD CLUTCH PEDAL AND/OR HYDRAULIC SYSTEM FAILURE AFTER SERVICING THE PRESSURE PLATE.

4L60E, 4L65E FORWARD AND LOW REVERSE WAVED STEEL CLUTCH PLATE APPEARANCE CHANGE.

4L60-E AUTOMATIC TRANSMISSION OIL PUMP FIRST AND SECOND DESIGN IDENTIFICATION.

SOME OWNERS MAY COMMENT ON A BUZZ OR RATTLE SOUND FROM THE DOOR PANEL OR REAR QUARTER PANEL TRIM SPEAKER LOCATIONS.

This informational bulletin provides information for dealers/technicians on Procedures to Unlock Delco Radio with...

This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock.

This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock.

This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco Theft Lock.

This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock.

This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock.

INFORMATION ON ERROR CODES ON RADIO DISPLAY THEIR CAUSE AND CORRECTIVE ACTION.

REVISED AUDIO SYSTEM DIAGNOSTICS.

SOME CUSTOMERS MAY COMMENT THAT THE REAR FLOOR OR THE TRUNK IS WET.

THIS BULLETIN CONTAINS INFORMATION ON VARIOUS WINDNOISE / WATER LEAK CONDITIONS.

SOME VEHICLES MAY EXHIBIT A CONDITION WHERE EITHER THE LEFT OR THE RIGHT QUARTER TRIM PANEL PULLS AWAY AND WILL NOT STAY ATTACHED TO THE DUAL LOCK.

SOME VEHICLES MAY EXHIBIT REAR QUARTER TRIM GAPS TO THE B-PILLAR.

CUSTOMERS MAY COMMENT ON A TICKING NOISE FROM THE ROOF NEAR THE LOCK PILLAR.

SOME COUPE STYLE VEHICLES MAY EXHIBIT A TICKING NOISE FROM ROOF PANEL NEAR SIDES.

NEW REAR MAIN SEAL AND SPECIAL TOOL FOR INSTALLATION.

SOME CUSTOMERS MAY COMMENT THAT THE FUEL CAP TETHER IS DETACHED FROM THE VEHICLE.

This Preliminary Information communicates to the dealer the process for downloading or updating operating software for...

This Preliminary Information communicates to the dealer the process for downloading or updating operating software for...

This Preliminary Information communicates to the dealer the process for downloading or updating operating software for...

This informational bulletin provides the technician with information on what E85 fuel may due to a non E85 vehicle.

This Preliminary Information communicates to the dealer the process for downloading or updating operating software for...

SPECIAL POLICY ADJUSTMENT REGARDING SPARK PLUG WIRE REPLACEMENT.

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

This Preliminary Information communication provides information to the technician about vehicles that have a...

INFORMATION ON NEW SPARK PLUGS AND GAPPING.

Vehicle Recalls

This warranty administration bulletin provides information regarding the field action courtesy transportation policy.

This warranty administration bulletin provides information regarding the field action courtesy transportation policy.

This warranty administration bulletin provides policy information with the field action courtesy transportation policy.

SOME CUSTOMERS MAY COMMENT ON AN ILLUMINATED MALFUNCTION INDICATOR LIGHT.

INTERMITTENT CHUGGLE OR FISHBITE ON LIGHT ACCELERATION OR A HIGHWAY SPEEDS WITH NO DIAGNOSTIC TROUBLE CODES (DTCS).

SLIGHT PULL LEFT OR RIGHT, TIRE WANDER.

SOME VEHICLES BUILT PRIOR TO VIN BREAKPOINT Y2102472 MAY EXHIBIT A SQUEALING TYPE NOISE THAT IS COMING FROM THE FRONT...

SUBJECT REGARDING REAR BRAKE GROAN / CHIRP NOISE DURING BRAKE APPLY ON VEHICLES BUILT PRIOR TO VIN Y2111896.

SUBJECT REGARDING ON-BOARD DIAGNOSTIC (OBD) SYSTEM IMPROVEMENTS (RE-FLASH CALIBRATION).

THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REPROGRAM THE MEDIA DISC PLAYER WITH THE LATEST CALIBRATIONS TO CORRECT...

REAR SUSPENSION CLUNK NOISE.