CAMPAIGN: INOP. CANISTER PURGE (TVS) REPLACE SWITCH. Chevrolet El Camino 1985

For 1990-2009 cars

# CAMPAIGN: INOP. CANISTER PURGE (TVS) REPLACE SWITCH

#### Models: 1985 Camaro and Firebird With L69 and NA5

#### TO: ALL GENERAL MOTORS DEALERS:

General Motors of Canada has determined that certain 1985 vehicles with L69 and NA5 may be emitting pollutants in excess of Federal evaporative emission standards.

Certain 1985 Camaro and Firebird vehicles may experience an inoperative canister purge thermo vacuum switch (TVS). An inoperative TVS can effect the intended function of the evaporative emission control system.

The canister purge TVS will be replaced with a new unit on all involved vehicles according to the instructions contained in this bulletin.

#### VEHICLES INVOLVED:

Involved are 1985 Camaro and Firebird models equipped with a 5.OL (RPO L69 and NA5) engine produced from start-of-production 1985 model year through end-of-production 1985 model year. 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 should be ordered through regular channels as follows:

Quantity/ Part Number Description Vehicle ----------- ----------- ------- 10055876 Thermo Vacuum Switch 1

#### 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 Replace Thermo Vacuum Switch 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. Disconnect negative battery cable.

2. Drain coolant (save in clean container for reuse) to a level just below TVS.

3. Remove air cleaner.

4. Remove canister purge TVS (see illustration).

5. Coat new canister purge TVS (P/N 10055876) with thread sealant (P/N 992545) and install.

6. Reinstall air cleaner.

7. Refill coolant.

8. Reconnect negative battery cable.

9. 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:

This notice is sent to inform you that General Motors is conducting an emission recall campaign that includes your vehicle.

General Motors of Canada has determined that certain 1985 Camaro and Firebird vehicles may be emitting pollutants in excess of Federal evaporative emission standards.

Your 1985 Camaro or Firebird vehicle may experience an inoperative canister purge thermo vacuum switch (TVS). An inoperative TVS can effect the intended function of the evaporative emission control system.

General Motors has agreed to recall your vehicle to repair its evaporative emission control system at no charge to you, regardless of the mileage or age of your vehicle. Specifically, the canister purge TVS will be replaced with a new unit.

Please contact your General Motors Dealer as soon as possible to arrange a service date. Instructions for making this correction have been sent to your Dealer. The labour time necessary to perform this service is approximately twenty (20) minutes. Please ask your Dealer if you wish to know how much additional time will be needed to schedule and process your vehicle.

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.