1997 Am General Hummer TSBs

THIS BULLETIN MENTIONS THAT STARTING WITH THE SEPTEMBER GENERAL MOTORS TIS UPDATE, HUMMER DIAGNOSTIC INFORMATION IS INCLUDED FOR THE TECH 2 SCANNER.

INFORMATION CONCERNING INJECTION TIMING STEPPER MOTOR.

INFORMATION ON THE CRANKSHAFT BEARING CAP TORQUE CHANGE.

CONDITION WITH CRANKSHAFT UPPER BEARING INSERTS.

VEHICLES WITH VIN 177189 THROUGH VIN 179549 MAY EXPERIENCE A "SHUDDER" OR MILD VIBRATION WHEN TURNING OR ACCELERATING...

INFORMATION ON THE TRAILER TOW KIT.

INSTALLATION INFORMATION ON DELCO 6-DISC CD CHANGER KIT IN NEWER VEHICLES STARTING WITH VIN 176477.

A DELCO 6-DISC CD CHANGER ACCESSORY KIT IS AVAILABLE FOR INSTALLATION.

WINCH CONTROL PACK. *MJ

CUSTOMER NOTIFICATION LETTER REGARDING CUSTOMER SATISFACTION CAMPAIGN AMG R0101 - TRANSFER CASE COOLER REPLACEMENT.

CUSTOMER SATISFACTION CAMPAIGN AMG R0101 REGARDING TRANSFER CASE COOLER.

CUSTOMER SATISFACTION CAMPAIGN REGARDING TRANSFER CASE COOLER REPLACEMENT.

SOME VIN Z VEHICLES WITH VIN 185138 AND BELOW AND WITH TRANSFER CASES BUILT BEFORE MAY 7, 1999 MAY EXHIBIT A...

COMMENTS OF LOSS OF 4TH GEAR, SLIPPING IN 4TH GEAR, BUSY 3-4 SHIFTING OR TORQUE CONVERTER CLUTCH (TCC) CYCLING.

EXHIBITING RESONANT FREQUENCIES CAUSING THE TRANSFER CASE SHIFT LEVER TO VIBRATE OR RATTLE.

A HEATED WINDSHIELD WIPER HAS BEEN DESIGNATED TO ACCELERATE WINDSHIELD DEFROSTING IN COLD AMBIENT TEMPERATURES.

SUBJECT ON MAIN HVAC UNIT SERVICING.

A HEATED WINDSHIELD KIT HAS BEEN DESIGNED TO ACCELERATE WINDSHIELD DEFROSTING IN COLD AMBIENT TEMPERATURES.

SUBJECT REGARDING REVISED FRONT DOOR ARMREST.

IN SOME EARLY MODEL 1997 HUMMERS, ELECTRONIC REARVIEW MIRROR COMPASS READINGS MAY BE INACCURATE DURING HEATED WINDSHIELD OPERATION.

SOME 1996 - 1999 VIN Z VEHICLES MAY EXHIBIT A NO START, STALL OR A DIAGNOSTIC TROUBLE CODE P1216 (REPLACE FUEL SOLENOID DRIVER) CURRENT OR IN HISTORY.

INFORMATION REGARDING THE NEW SERVICE PART FUEL INJECTION PUMP ASSEMBLY CONTAINS INTERNAL CHANGES FROM PREVIOUS MODEL YEAR PUMPS.

VEHICLES MAY HAVE OUTBOARD FRONT SEAT SIDE PLATES THAT COME LOOSE WHEN OCCUPANTS EXIT THE VEHICLE.

PROCEDURES AND SPECIFICATIONS FOR UPPER AND LOWER BALL JOINTS.

INSTRUCTIONS ON INSTALLATION OF THE SWING-AWAY SPRARE TIRE CARRIER KIT P/N 05744642.