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General Motors of Canada Limited has decided that a defect which relates to motor vehicle safety exists in certain 1996 Chevrolet Lumina and Monte Carlo model vehicles. These vehicles may have been assembled with one of the four (4) brake booster tabs not properly located in the front of dash reinforcement assembly. If this condition were present in a situation where stopping distances were minimal, a vehicle crash could potentially occur, without prior warning.
To prevent the possibility of this condition occurring, dealers are to inspect for proper booster. installation. Boosters found to be improperly located will be removed and reinstalled properly
Involved are certain 1996 Chevrolet Lumina and Monte Carlo model vehicles built within the following VIN breakpoints:
Year Model Plant Plant Code From Through ----- ----- ----- ---------- ---- -------
1996 Lumina/Monte Carlo Oshawa #1 "9" T9299662 T9304395
All affected vehicles have been identified by the VIN listing provided to involved dealer with this bulletin. Any dealer not receiving a listing was not shipped any of the affected vehicles.
All unsold new vehicles in dealer's 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.
Dealers are to perform this campaign on all involved vehicles at no charge to owners, regardless of kilometres traveled, 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 dealer listing, are to be contacted by the dealer, and arrangements made to make the required correction according to instructions contained in this bulletin. This could be done by mailing to such owners a copy of the owner letter accompanying 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 is in your dealership 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.
Refer to Section 4 of the Service Policies and Procedures Manual for the detailed procedure on handling Product Campaigns, Dealers are requested to complete the campaign on all transfers as soon as possible.
All owners of record at the time of campaign release are shown on the attached computer listing and have been notified by first class mail from General Motors (see copy of owner letter included with this bulletin). The listings provided are for campaign activity only and should not be used for any other purpose.
NO PARTS ARE REQUIRED.
Credit for the campaign work performed will be paid upon receipt of a properly completed campaign claim card or DCS transmission in accordance with the following:
Repair Code Description Time Allowance ----------- ----------- -------------- 1A Inspect Booster Properly Positioned - 3.1 Litre 0.3 2A Inspect Booster Properly Positioned - 3.4 Litre 0.6 3A Inspect Booster- Reposition Booster - 3.1 Litre 1.6 4A Inspect Booster- Reposition Booster - 3.4 Litre 2.9
Time allowance includes 0.1 hour for dealer administrative detail associated with this campaign. Parts credit will be bawd on dealer net plus appropriate model year plus handling allowance.
3.1 Litre ---------
1. Raise hood.
2. With the aid of a flashlight, determine position of locking tab (as illustrated below).
* If locking tab is positioned CORRECTLY, proceed to Step 3.
* If locking tab is positioned INCORRECTLY, remove and install Brake Booster per Section 5D of the shop manual.
3. Install Campaign Identification Label
3.4 Litre ---------
1. Raise hood.
IT WILL BE NECESSARY TO MOVE COOLANT TUBING AT THE COWL AREA TO PERFORM THE INSPECTION PROCEDURE.
2. Set park brake and place transmission in neutral.
3. Remove engine strut mount.
4. Remove 10mm nut that secures coolant tubing at centre of cowl.
5. Remove tube hanger from stud.
6. Rock engine forward which will enable coolant tubes to be gently repositioned downward to allow for inspection of the booster lock tab position.
7. With the aid of a flashlight determine position of locking tab (as illustrated below).
* If locking tab is positioned CORRECTLY, proceed to Step 8.
* If locking tab is positioned INCORRECTLY, remove and reinstall Brake Booster per Section 5D of the shop manual.
8. Reinstall tubing hanger and engine strut mount.
9. Install Campaign Identification Label.
Clean surface of radiator upper mounting panel and apply a Campaign Identification Label. Make sure the correct campaign number is inserted on the label. This will indicate that the campaign has been completed.
July 1996
Dear General Motors Customer:
General Motors of Canada Limited has decided that a defect which relates to motor vehicle safety exists in certain 1996 Chevrolet Lumina and Monte Carlo model vehicles, These vehicles may have been assembled with one of the four (4) brake booster tabs not properly located in the front of dash reinforcement assembly. If this condition were present in a situation where stopping distances were minimal, a vehicle crash could potentially occur, without prior warning.
To prevent the possibility of this condition occurring, your GM dealer will inspect for proper booster installation. Boosters found to be improperly located will be removed and reinstalled properly
This service will be provided for you at no charge,.
Please contact your GM dealer as soon as possible to arrange a service date.
If parts are required, ask your dealer for details regarding their availability. If parts are not in stock, they can be ordered before scheduling your service date.
This letter identifies your vehicle. Presentation of this letter to your dealer will assist their Service personnel in completing the necessary correction to your vehicle in the shortest possible time.
We are sorry to cause you this inconvenience; however, we have taken this action in the interest of your continued satisfaction with our products.
Customer Support Department General Motors of Canada Limited
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.