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CAMPAIGN: INSTALL FUEL PUMP VENTILATION KIT

FUEL PUMP VENTILATION HOSE

Models: 1985-86 Spectrum and Sunburst

TO: ALL GENERAL MOTORS DEALERS

General Motors of Canada has determined that a defect which relates to motor vehicle safety exists in some 1985-86 Chevrolet Spectrum model vehicles. Vehicles involved in this campaign may experience perforation of the fuel pump diaphragm. A perforated diaphragm can allow fuel to leak from the fuel pump. This condition could ultimately result in an underhood fire.

To preclude the possibility of this condition occurring, a fuel pump ventilation hose kit will be installed on all involved vehicles.

VEHICLES INVOLVED:

Involved are 1985-86 Chevrolet Spectrum and Pontiac Sunburst model vehicles produced within the following VIN breakpoints:

MODEL YEAR PLANT FROM THROUGH ---------- ----- ----- -------

Spectum

1985 Fujisawa SOP EOP

1986 Fujisawa G8400036 G8466901

Sunburst

1985 Fujisawa SOP EOP

1986 Fujisawa G8800101 G8803848

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:

Dealers 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.

Whenever a vehicle subject to this campaign is taken into your new or used vehicle inventory, or it is in your Dealership for service in the Future, you should take the steps necessary to be sure the campaign correction has been made before reselling or releasing the vehicle.

Owners of vehicles recently sold from your new vehicle inventory are to be contacted by the Dealer, and arrangements made to make the required modification according to instructions contained in this bulletin.

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. The listings provided are for campaign activity only and should not be used for any other purpose.

PARTS INFORMATION:

Parts required for this campaign should be ordered through regular channels as follows:

PART NUMBER DESCRIPTION QUANTITY/VEHICLE ----------- ----------- ----------------

94472971 Fuel Pump Vent 1 Hose Kit

Kit 94472791 contains (1) P/N 94440909 "T" Connector, (1) P/N 94441488 Vent Hose, (1) P/N 94403123 Clip and (1) Instruction Sheet.

PARTS AND LABOUR CLAIM INFORMATION:

Credit for the campaign work performed will be paid upon receipt of a properly completed campaign claim card, RAPID terminal or DCS transmission in accordance with the following:

Repair Code Description Time Allowance ----------- ------------ --------------

2A Install Fuel Pump Vent Hose Kit .4

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. Remove air cleaner cover.

2. Locate fuel tank evaporative canister - attached to left hand side of dash upper panel underhood. Cut canister vent hose approximately 3.0 in. (76mm) below base of canister (See Figure 1).

3. Attach "T" connector P/N 94440909 (part of kit) to canister vent hose as shown (See Figure 1).

4. Connect moulded end of fuel pump ventilation hose P/N 94441488 (part of kit) to fuel pump vent pipe as shown (See Figure 2). Figure 3 shows vent pipe location for the two configurations of fuel pumps.

5. Attach clip P/N 94403123 (part of kit) to rear engine mount strut. Connect ventilation hose to "T" connector at canister vent hose and secure fuel pump vent hose to clip as shown (See Figure 1).

6. 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. General Motors of Canada 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 equipment, tools, safety instructions, and know- how to do 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 General Motors Dealer for information on whether your vehicle may benefit from the information.

Technical Services Department General Motors of Canada Limited

Dear General Motors Customer:

This notice is sent to you in accordance with the requirements of the Canada Motor Vehicle Safety Act. General Motors of Canada has determined that a defect which relates to motor vehicle safety exists in some 1985-86 Chevrolet Spectrum and Pontiac Sunburst model vehicles. Vehicles involved in this campaign may experience perforation of the fuel pump diaphragm. A perforated diaphragm can allow fuel to leak from the fuel pump. This condition could ultimately result in an underhood fire.

To preclude the possibility of this condition occurring, a fuel pump ventilator hose kit will be installed on your vehicle. This service will be performed at no charge to you.

Instructions for this service have been sent to your GM Dealer. Please contact your Dealer to arrange a service date. The labour time necessary to correct your vehicle is approximately fifteen (15) minutes. Please ask your Dealer how much additional time will be needed to process your vehicle.

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.

Further assistance, if required, may be obtained from the General Motors Zone Office nearest you. Your vehicle Owner's Manual provides the location and phone number of each respective Zone Office.

We are sorry to cause you this inconvenience; however, we have taken this action in the interest of your continued satisfaction with our products.

Technical Services Department General Motors of Canada Limited


Object Number: 77400  Size: FS


Object Number: 86549  Size: FS


Object Number: 79284  Size: FS


Object Number: 95312  Size: SH

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.