General Information
Model Year: 1995Bulletin No.: 95-C-11
File In Group: 6E
Date: December, 1994
SUBJECT:
Deceleration Stalls
MODELS AFFECTED:
Certain 1995 Park Avenue and Rivieras with 3800 Series II Engine (RPO L36)
General Motors has determined that certain 1995 Buick Park Avenue and Riviera model vehicles equipped with a 3800 Series II engine (L36) may have a deceleration stall under limited conditions. This could result in a loss of power steering assist, generator and power braking assist.
To prevent this condition from occurring, dealers are to replace suspect MEM-CAL of the Powertrain Control Module (PCM) with a MEM-CAL of an improved design.
VEHICLES INVOLVED
Involved are certain 1995 Buick Park Avenue and Riviera model vehicles equipped with a 3800 Series II engine (RPO L36, VIN K):
VEHICLE PLANT ENGINE THROUGH &
MODEL PLANT CODE CODE FROM INCLUDING
Park Avenue Buick City H K SH600014 SH606269
Riviera Orion 4 K S4700606 S4711014
NOTICE:
Vehicles within this range, which our records indicate have had the MEM-CAL replaced with the new part numbers, have been deleted from the Vehicles Involved Listings.
Involved vehicles have been identified by Vehicle Identification Number computer listings. Computer listings contain the complete Vehicle Identification Number, owner name and address, 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.
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.
OWNER NOTIFICATION:
Owners will be notified of this campaign on their vehicle by Buick Motor Division (see copy of owner letter included with this bulletin).
DEALER CAMPAIGN RESPONSIBILITY
All unsold new vehicles in dealers' 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 service all vehicles subject to this campaign at no charge to owner, 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 car inventory, dealers are to 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.