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For 1990-2009 cars only

INFO. ON FHC SPARK PLUG WIRE BOOT LUBRICANT

REVISION: 01/05/95

THIS BULLETIN IS BEING REVISED TO CORRECT THE MODEL YEAR USAGES FOR THE PART NUMBERS CONTAINED IN THIS BULLETIN. PLEASE DISCARD BULLETIN 476402 (GROUP REFERENCE 6-ENGINE). ----------------------------------------------------------------------

SUBJECT: INFORMATION ON FHC SPARK PLUG WIRE BOOT LUBRICANT

MODELS: 1994-95 CADILLAC DEVILLE 1995 CADILLAC CONCOURS, ELDORADO AND SEVILLE 1995 OLDSMOBILE AURORA WITH 4.0L ENGINE, 4.6L ENGINE, 4.9L ENGINE (VINS B, C, Y, 9 - RPOS L26, L47, LD8, L37)

FHC GREASE HAS BEEN INCORPORATED AS A LUBRICANT IN THE SPARK PLUG WIRE BOOTS. WITH THE ADDITION OF THE FHC GREASE, SILICONE TYPE LUBRICANTS ARE NO LONGER REQUIRED AND MUST NOT BE USED WITH FHC LUBRICATED SPARK PLUG WIRES. IF SILICONE GREASE IS ADDED TO FHC COATED SPARK PLUG BOOTS, CARBON TRACKING OF SPARK PLUGS MAY OCCUR. THE INITIAL APPLICATION OF FHC GREASE IS DESIGNED TO LAST THE ENTIRE LIFE OF THE SPARK PLUG WIRE, WHICH MAKES FUTURE FHC GREASE APPLICATIONS UNNECESSARY.

PART INFORMATION:

WHENEVER ORDERING SPARK PLUG BOOTS COATED WITH FHC GREASE, REFER TO THE FOLLOWING PART NUMBERS:

DESCRIPTION PART NUMBER ----------- ----------- 4.0L SPARK PLUG WIRES - COMPLETE SET 12096450

4.6L SPARK PLUG WIRES - COMPLETE SET 12173402

4.9L SPARK PLUG WIRES - COMPLETE SET 12073962

PARTS ARE CURRENTLY AVAILABLE FROM GMSPO.

FIGURES: 0

GENERAL MOTORS BULLETINS ARE INTENDED FOR USE BY PROFESSIONAL TECHNICIANS, NOT A "DO-IT-YOURSELFER". THEY ARE WRITTEN TO INFORM THOSE TECHNICIANS OF CONDITIONS THAT MAY OCCUR ON SOME VEHICLES, OR TO PROVIDE INFORMATION THAT COULD ASSIST IN THE PROPER SERVICE OF A VEHICLE. PROPERLY TRAINED TECHNICIANS HAVE THE EQUIPMENT, TOOLS, SAFETY INSTRUCTIONS AND KNOW-HOW TO DO A JOB PROPERLY AND SAFELY. IF A CONDITION IS DESCRIBED, DO NOT ASSUME THAT THE BULLETIN APPLIES TO YOUR VEHICLE, OR THAT YOUR VEHICLE WILL HAVE THAT CONDITION. SEE A GENERAL MOTORS DEALER SERVICING YOUR BRAND OF GENERAL MOTORS VEHICLE FOR INFORMATION ON WHETHER YOUR VEHICLE MAY BENEFIT FROM THE INFORMATION.

COPYRIGHT 1994. GENERAL MOTORS CORPORATION. ALL RIGHTS RESERVED.