Recall - Excessive Fuel Evap HC Emissions: Overview

9224pontiac01

Number 85-C-11


Date November, 1988


Subject:
PRODUCT EMISSION CAMPAIGN 85-C-11
EVAPORATIVE CANISTER PURGE THERMO
VACUUM SWITCH (TVS)


MODELS AFFECTED
1985 Pontiac Parisienne, Grand Prix, Bonneville
And Firebird Models Equipped With 5.OL (RPO LG4, VIN Code H), 5.OL (RPO L69, VIN Code G)


TO: ALL PONTIAC DEALERS


The Administrator of the U.S. Environmental Protection Agency (EPA) has determined that certain 1985 Pontiac Parisienne, Grand Prix, Bonneville and Firebird model vehicles may be emitting pollutants in excess of Federal emission standards. This standard was established to protect the public health and welfare from the dangers of air pollution.


DEFECT INVOLVED

Certain 1985 Pontiac model vehicleg may experience an inoperative canister purge Thermo Vacuum Switch (TVS). An inoperative canister purge 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 all 1985 Pontiac Parisienne, Grand Prix, Bonneville and Firebird models equipped with a 5.OL (RPO LG4) or 5.OL (RPO L69) engine:

Involved vehicles have been identified by Vehicle Identification Number Computer Listings. Computer listings contain the complete Vehicle Identification Number, owner name and address data, and are furnished to involved dealers with the campaign bulletin. Owner name and address data furnished will enable dealers to follow-up with owners involved in this campaign.


ENGINE TYPE PLANT FROM THROUGH

Fairfax (X) SOP EOP
5.OL (RPO LG4) B, F & G;) Norwood (N) SOP EOP
5.OL (RPO L69) F Van Nuys (L) SOP EOP
St. Therese (2) SOP EOP

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 dealer not receiving a computer listing with the campaign bulletin has no involved vehicles currently assigned.