CAMPAIGN: FUEL PUMP

SUBJECT: FUEL PUMP

Models: 1994 Buick Century and Oldsmobile Ciera

TO: ALL GENERAL MOTORS DEALERS:

IMPORTANT: This Campaign Bulletin lifts the stop delivery notice (DCS dated November 18, 1993) on all not involved vehicles. Involved vehicles, as indicated on dealer listings, must be inspected and/or corrected before sale.

General Motors of Canada Limited has determined that certain 1994 Buick Century and Oldsmobile Ciera model vehicles were manufactured with a fuel pump which contains improperly machined parts. This condition could cause the fuel pump to bind and become inoperative, resulting in engine stalling.

To correct this condition, dealers are to inspect the fuel pump for specific date codes and replace if necessary.

VEHICLES INVOLVED:

Involved are only 15 1994 Buick Century and 58 Oldsmobile Ciera vehicles within the following VIN breakpoints:

Year Make Model Plant From Through ---- ---- ----- ----- ---- ------- 1994 Buick "A" Oklahoma R6424882 R6425675 1994 Oldsmobile "A" Oklahoma R6330957 R6332642

NOTE: PLEASE CHECK DCS SCREEN 45 OR YOUR V.I.N. LISTING BEFORE PERFORMING CAMPAIGN TO ENSURE THAT THE VEHICLE IS AFFECTED. ONLY AFFECTED VIN'S WILL BE PAID.

All affected vehicles have been identified by the VIN listing provided to involved dealers with this bulletin. Any dealer not receiving a listing was not shipped any of the affected vehicles.

DEALER CAMPAIGN RESPONSIBILITY:

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 kilometers 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.

CAMPAIGN PROCEDURE:

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.

OWNER NOTIFICATION:

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.

PARTS INFORMATION

Parts required to complete this campaign should be ordered through regular channels, as follows:

IT IS ANTICIPATED THAT ONLY APPROXIMATELY 10% OF THE INVOLVED VEHICLES HAVE A SUSPECT PUMP. THEREFORE, PLEASE PLACE PARTS ORDERS ACCORDINGLY.

Part Number Description Quantity/Vehicle ----------- ----------- ---------------- 25117081 Fuel Pump As Required 3893116 O-Ring As Required

PARTS AND LABOUR CLAIM INFORMATION:

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 Description Time Allowance ------ ----------- -------------- 1A Inspect Fuel Pump - No Repair Required 0.3

2A Inspect And Replace Fuel Pump 1.6

Time allowance includes 0.1 hour for dealer administrative detail associated with this campaign. Parts credit will be based on dealer net plus 30% to cover parts handling.

SERVICE PROCEDURE:

1. Raise vehicle.

2. Locate fuel pump wiring harness part number label forward of fuel tank to determine vehicle involvement. Date code identification is located next to bar code on right hand side of label.

0 If label has a date code of 3003-## (see Figure below) pump requires replacement.

Follow procedures in Section 6C, Engine Fuel, of the Service Manual.

0 If label has a date different than 3003-##, pump does not require replacement.

3. Install Campaign Identification Label.

INSTALLATION OF 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.

Dear General Motors Customer.

General Motors of Canada Limited has determined that certain 1994 Buick Century and Oldsmobile Ciera model vehicles were manufactured with a fuel pump which contains improperly machined parts. This condition could cause the fuel pump to bind and become inoperative, resulting in engine stalling.

To correct this condition, dealers are to inspect the fuel pump for specific date codes and replace if necessary.

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.