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CAMPAIGN:REAR BRAKE HOSE CONTACT

SUBJECT: REAR BRAKE HOSE CONTACT YEAR: 1994-95 MODEL: WB SECTION: 5 AND 5E1 DATE: MARCH 1995 BULLETIN #: 95-C-28 ********************************************************************** REVISION: 05/24/95

THIS BULLETIN SUPPLEMENTS 95-C-28 ISSUED MARCH 1995. THE SERVICE PROCEDURE SECETION HAS BEEN REVISED. SPECIFICALLY, THE INSPECTION INFORMATION HAS BEEN FURTHER CLARIFIED TO ASSIST IN PROPER DIAGNOSIS. THE INFORMATION IS REPRINTED (PAPER COPY) AND CORRECTED IN THE DATABASE. **********************************************************************

TO: ALL <MARKETING DIVISION> RETAILERS

THE NATIONAL TRAFFIC AND MOTOR VEHICLE SAFETY ACT, AS AMENDED, PROVIDES THAT EACH VEHICLE SUBJECT TO A RECALL CAMPAIGN OF THIS TYPE MUST BE ADEQUATELY REPAIRED WITHIN A REASONABLE TIME AFTER THE OWNER HAS TENDERED IT FOR REPAIR. A FAILURE TO REPAIR WITHIN SIXTY (60) DAYS AFTER TENDER OF A VEHICLE IS PRIMA FACIE EVIDENCE OF FAILURE TO REPAIR WITHIN A REASONABLE TIME.

IF THE CONDITION IS NOT ADEQUATELY REPAIRED WITHIN A REASONABLE TIME, THE OWNER MAY BE ENTITLED TO AN IDENTICAL OR REASONABLY EQUIVALENT VEHICLE AT NO CHARGE OR TO A REFUND OF THE PURCHASE PRICE LESS A REASONABLE ALLOWANCE FOR DEPRECIATION.

TO AVOID HAVING TO PROVIDE THESE BURDENSOME SOLUTIONS, EVERY EFFORT MUST BE MADE TO PROMPTLY SCHEDULE AN APPOINTMENT WITH EACH OWNER AND TO REPAIR THEIR VEHICLE AS SOON AS POSSIBLE. AS YOU WILL SEE IN READING THE INCLUDED COPY OF THE LETTER THAT IS BEING SENT TO OWNERS, THE OWNERS ARE BEING INSTRUCTED TO CONTACT <MARKETING DIVISION> CUSTOMER ASSISTANCE NETWORK) IF THEIR RETAILER DOES NOT REMEDY THE CONDITION WITHIN FIVE (5) DAYS OF THE MUTUALLY AGREED UPON SERVICE DATE. IF THE CONDITION IS NOT REMEDIED WITHIN A REASONABLE TIME, THEY ARE INSTRUCTED ON HOW TO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION.

DEFECT INVOLVED GENERAL MOTORS HAS DETERMINED THAT A DEFECT WHICH RELATES TO MOTOR VEHICLE SAFETY EXISTS IN CERTAIN 1994 <MARKETING DIVISION> W-BODY MODEL VEHICLES. THE REAR WHEEL BRAKE HOSE(S) ON SOME OF THESE VEHICLES MAY BE CONTACTING REAR SUSPENSION COMPONENTS. THIS CONDITION CAN CAUSE THE BRAKE HOSE TO WEAR THROUGH RESULTING IN LOSS OF BRAKE FLUID AND EVENTUAL LOSS OF THE VEHICLE BRAKING SYSTEM. IF THIS CONDITION WERE TO OCCUR IN A SITUATION WHERE STOPPING DISTANCES WERE MINIMAL, A VEHICLE CRASH COULD OCCUR WITHOUT PRIOR WARNING.

TO PREVENT THE POSSIBILITY OF THIS CONDITION OCCURRING, RETAILERS ARE TO INSPECT FOR PROPER REAR BRAKE HOSE POSITION. THOSE HOSES FOUND IN THE INCORRECT POSITION WILL BE REPLACED WITH NEW HOSES AND CORRECTLY ROUTED.

VEHICLES INVOLVED INVOLVED ARE CERTAIN 1994 VEHICLES BUILT WITHIN THE FOLLOWING VIN BREAKPOINTS:

OLDSMOBILE VEHICLES:

PLANT VIN THROUGH YEAR MODEL MODEL NAME CODE BEGINNING AND INCLUDING --------------------------------------------------------------------- 1994 W CUTLASS SUPREME D RD300022 RD422256

BUICK VEHICLES:

PLANT VIN THROUGH YEAR MODEL MODEL PLANT CODE BEGINNING AND INCLUDING --------------------------------------------------------------------- 1994 W REGAL OSHAWA 1 R1000005 R1492403 1995 W REGAL OSHAWA 1 S1000008 S1412500

ALL VEHICLES LISTED ON THE RETAILER PRINTOUT WILL REQUIRE INSPECTION AND/OR CORRECTION. CAMPAIGN INVOLVEMENT, OR CAMPAIGN COMPLETION OF ANY VEHICLE(S) IN QUESTION, CAN BE VERIFIED BY UTILIZING VISS (VEHICLE INFORMATION SERVICE SYSTEM).

SHOULD A QUESTION ARISE CONCERNING THE CAMPAIGN INVOLVEMENT OF A SPECIFIC VEHICLE WITHIN THE VIN BREAKPOINTS LISTED ABOVE, RETAILERS

SHOULD ACCESS VISS (VEHICLE INFORMATION SERVICE SYSTEM) FOR VERIFICATION.

INVOLVED VEHICLES HAVE BEEN IDENTIFIED BY VEHICLE IDENTIFICATION NUMBER LISTINGS. COMPUTER LISTINGS CONTAIN THE COMPLETE VEHICLE IDENTIFICATION NUMBER, OWNER NAME AND ADDRESS DATA, AND ARE FURNISHED TO INVOLVED RETAILERS WITH THE CAMPAIGN BULLETIN. OWNER NAME AND ADDRESS DATA FURNISHED WILL ENABLE RETAILERS TO FOLLOW-UP WITH OWNERS INVOLVED IN THIS CAMPAIGN. THESE LISTINGS MAY CONTAIN OWNER NAMES AND ADDRESSES OBTAINED FROM STATE MOTOR VEHICLE REGISTRATION RECORDS. THE USE OF SUCH MOTOR VEHICLE REGISTRATION DATA FOR ANY OTHER PURPOSE IS A VIOLATION OF LAW IN SEVERAL STATES. ACCORDINGLY, YOU ARE URGED TO LIMIT THE USE OF THIS LISTING TO THE FOLLOW-UP NECESSARY TO COMPLETE THIS CAMPAIGN. ANY RETAILER NOT RECEIVING A COMPUTER LISTING WITH THE CAMPAIGN BULLETIN HAS NO INVOLVED VEHICLES CURRENTLY ASSIGNED.

PARTS INFORMATION ONE (1) BRAKE HOSE ASSEMBLY WILL BE PRE-SHIPPED TO EACH INVOLVED RETAIL FACILITY ON OR ABOUT THE WEEK OF MARCH 20, 1995. THE PARTS WILL BE CHARGED TO THE RETAILER'S OPEN ACCOUNT. IT IS ESTIMATED THAT LESS THAN THREE PERCENT (3%) OF THE SUSPECT REAR BRAKE HOSES WILL REQUIRE REPLACEMENT FOR THIS CONDITION. THEREFORE, PLEASE DO NOT ORDER A LARGE NUMBER OF PARTS FOR SELF STOCK.

IF ADDITIONAL PARTS ARE REQUIRED TO COMPLETE THIS CAMPAIGN, THEY ARE TO BE OBTAINED FROM GMSPO (GM SERVICE PARTS OPERATIONS). TO ENSURE THESE PARTS WILL BE OBTAINED AS SOON AS POSSIBLE, THEY SHOULD BE ORDERED FROM GMSPO ON A C.I.O. ORDER, WITH NO SPECIAL INSTRUCTION CODE, BUT ORDER ON AN ADVISE CODE (2).

DESCRIPTION PART NUMBER QUANTITY/VEHICLE ---------------------------------------------------------------------- HOSE, REAR BRAKE (RT OR LT SIDE) 22163167 AS REQUIRED (1 OR 2 WASHER, REAR BRAKE HOSE FITTING (2 PER HOSE) 10139097 AS REQUIRED (2 OR 4 FLUID, BRAKE 1052542 AS REQUIRED (1/2 PT FOR ONE (1) HOSE OR 1 PT. FOR TWO (2) HOSES)

OWNER NOTIFICATION OWNERS WILL BE NOTIFIED OF THIS RECALL ON THEIR VEHICLES BY <MARKETING DIVISION> DIVISION (SEE COPY OF THE OWNER LETTER INCLUDED WITH THIS BULLETIN).

RETAILER CAMPAIGN RESPONSIBILITY ALL UNSOLD NEW VEHICLES IN RETAILERS' POSSESSION AND SUBJECT TO THIS CAMPAIGN MUST BE HELD AND INSPECTED/REPAIRED PER THE SERVICE PROCEDURE OF THIS CAMPAIGN BULLETIN BEFORE OWNERS TAKE POSSESSION OF THESE VEHICLES. AFTER CAMPAIGN IS COMPLETED, THE VEHICLE MAY BE RELEASED FOR SALE/DELIVERY.

RETAILERS ARE TO SERVICE ALL VEHICLES SUBJECT TO THIS CAMPAIGN AT NO

CHARGE TO OWNERS, REGARDLESS OF MILEAGE, AGE OF VEHICLE, OR OWNERSHIP, FROM THIS TIME FORWARD.

OWNERS OF VEHICLES RECENTLY SOLD FROM YOUR NEW VEHICLE INVENTORY WITH NO OWNER INFORMATION INDICATED ON THE RETAILER LISTING ARE TO BE CONTACTED BY THE RETAILER, AND ARRANGEMENTS MADE TO MAKE THE REQUIRED CORRECTION ACCORDING TO THE INSTRUCTIONS CONTAINED IN THIS BULLETIN. THIS COULD BE DONE BY MAILING TO SUCH OWNERS A COPY OF THE OWNER'S LETTER INCLUDED IN THIS BULLETIN. CAMPAIGN FOLLOW-UP CARDS SHOULD NOT BE USED FOR THIS PURPOSE, SINCE THE OWNER MAY NOT AS YET HAVE RECEIVED THE NOTIFICATION LETTER.

IN SUMMARY, WHENEVER A VEHICLE SUBJECT TO THIS CAMPAIGN IS TAKEN INTO YOUR NEW OR USED VEHICLE INVENTORY, OR IT IS IN YOUR RETAIL FACILITY FOR SERVICE IN THE FUTURE, PLEASE TAKE THE STEPS NECESSARY TO BE SURE THE CAMPAIGN CORRECTION HAS BEEN MADE BEFORE SELLING OR RELEASING THE VEHICLE. YOUR COOPERATION IN COMPLETING THIS CAMPAIGN AS SOON AS POSSIBLE WILL BE GREATLY APPRECIATED.

SERVICE PROCEDURE NOTICE: A CORRECTLY MOUNTED BRAKE HOSE MAY SHOW EVIDENCE OF INTERMITTENT LIGHT CONTACT WITH THE PARK BRAKE CABLE BRACKET. THIS IS NOT THE AREA OF CONCERN.

ONLY HOSES THAT ARE MISPOSITIONED AND SHOW EVIDENCE OF CONTACT OR POTIENTIAL FOR CONTACT WITH THE TOP INBOARD SIDE OF THE AUXILIARY SPRING MOUNTING BRACKET SHOULD BE REPLACED.

REAR BRAKE HOSE INSPECTION 1. RAISE VEHICLE ON FRAME HOIST AND SUITABLY SUPPORT.

2. INSPECT BOTH RIGHT AND LEFT REAR BRAKE HOSES FOR PROPER POSITION (SEE FIGURE 1 AND FIGURE 2 ON PAGE 3).

3. IF BOTH HOSES ARE PROPERLY POSITIONED (AS SHOWN IN FIGURE 2), PROCEED TO STEP 17, (STEP 16 FOR BUICK). IF EITHER HOSE IS INCORRECTLY POSITIONED (AS SHOWN IN FIGURE 1), PROCEED TO STEP #4.

FIGURE 1 - HOSE POSITIONED INCORRECTLY (CONTACTING SUSPENSION COMPONENTS)

FIGURE 2 - HOSE POSITIONED CORRECTLY (NO CONTACT WITH SUSPENSION COMPONENTS) REAR BRAKE HOSE REPLACEMENT

INSPECTION (ON GROUND OR DRIVE ON HOIST) (THIS METHOD IF INSPECTION MAY MAKE IT EASIER TO OBSERVE MIS-POSITIONED HOSES)

1. POSITION VEHICLE ON DRIVE-ON HOIST OR LEAVE ON GROUND.

2. LOAD REAR SUSPENSION TO SIMULATE VEHICLE SUSPENSION TRAVERLING THROUGH JOUNCE. (AUXILIARY SPRING MOUNTING BRACKET TO BRAKE HOSE

CONTACT WILL ONLY OCCURE DURING THIS TRAVEL). INSPECT BOTH RIGHT AND LEFT HOSES FOR CONTACT (SEE FIGURE 3).

3. IF HOSE IS PROPERLY POSITIONED (HOSE IS LOCATED REARWARD OF THE AUXILIARY SPRING MOUNT BRACKET) PROCEED TO STEP 4.

4. REMOVE REAR WHEEL ASSEMBLY.

5. DISCONNECT BRAKE PIPE FROM BRAKE HOSE.

6. REMOVE BRACKET FROM BODY FRAME.

7. REMOVE BRAKE HOSE FROM CALIPER (WASHERS ARE NOT TO BE REUSED).

8. REMOVE RETAINER FROM BRACKET AND REMOVE BRAKE HOSE.

9. INSTALL NEW BRAKE HOSE TO BRACKET WITH RETAINER.

10. INSTALL BRACKET TO BODY FRAME. TORQUE TO 25 NM (18 LB. FT.)

11. INSTALL NEW BRAKE HOSE AND TWO (2) NEW WASHERS TO CALIPER (ROUTING SHOULD BE THE SAME AS IN FIGURE 2). TORQUE TO 44 NM. (32 LB. FT.).

12. INSTALL NEW BRAKE HOSE TO PIPE. TORQUE TO 15 NM. (11 LB. FT.).

13. BLEED BRAKE HYDRAULIC SYSTEM FOLLOWING THE 1994 W-BODY SERVICE MANUAL PROCEDURES, FOUND IN SECTION 5E1, ANTI LOCK BRAKE SYSTEM, PAGE 187.

14. INSTALL WHEEL ASSEMBLY.

15. REPEAT PROCESS ON OTHER SIDE, IF REQUIRED.

16. LOWER VEHICLE. (BUICK FOLLOW STEP 17 FOR LABEL).

17. INSTALL CAMPAIGN IDENTIFICATION LABEL.

CAMPAIGN IDENTIFICATION LABEL EACH LABEL PROVIDES SPACE TO PRINT THE CAMPAIGN NUMBER AND THE FIVE (5) DIGIT RETAILER CODE OF THE RETAILER PERFORMING THE CAMPAIGN. INSERT THIS INFORMATION WITH A TYPEWRITER OR BALL- POINT PEN. WHEN INSTALLING LABEL, CLEAN AND DRY THE SURFACE OF THE RADIATOR SUPPORT TIE BAR AND APPLY THE CAMPAIGN LABEL WHERE IT IS READILY VISIBLE.

EACH CAMPAIGN IDENTIFICATION LABEL IS TO BE LOCATED ON THE RADIATOR CORE SUPPORT IN AN AREA WHICH WILL BE VISIBLE WHEN THE VEHICLE IS BROUGHT IN FOR PERIODIC SERVICING BY THE OWNER.

WARRANTY CLAIM INFORMATION SUBMIT CLAIMS USING ONLY ONE OF THE "V" LABOR OPERATIONS BELOW FOR EACH VEHICLE:

TOTAL FAILURE LABOR LABOR OPERATION PARTS CODE OPERATION HOURS* --------------------------------------------------------------- INSPECT LT AND RT REAR BRAKE HOSES ONLY - 96 V9575 0.3

INSPECT AND REPLACE ONE (1) HOSE 3 96 V9576 0.8 BUICK ONLY ** 96 V9576 0.7

INSPECT AND REPLACE TWO (2) HOSES 6 96 V9577 1.1 BUICK ONLY ** 96 V9577 1.0

*ADMINISTRATION ALLOWANCE: .1 HOUR FOR CLERICAL ADMINISTRATION IS INCLUDED IN THE TIME LISTED IN THE "LABOR HOURS" COLUMN.

PARTS ALLOWANCE: CURRENT RETAILER PRICE, PLUS 40% ALLOWANCE FOR HANDLING.

FIGURES: 3


Object Number: 85819  Size: MF


Object Number: 85818  Size: LF


Object Number: 83964  Size: FS

BULLETINS ARE INTENDED FOR USE BY PROFESSIONAL TECHNICIANS, NOT A "DO-IT-YOURSELFER". THEY ARE WRITTEN TO INFORM THESE 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 TOOLS, EQUIPMENT, 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 YOUR RETAILER FOR INFORMATION ON WHETHER YOUR VEHICLE MAY BENEFIT FROM THE INFORMATION.

COPYRIGHT 1995, GENERAL MOTORS CORPORATION, ALL RIGHTS RESERVED.