Corsica L4-121 2.0L (1988)
Temperature Warning Lamp/Indicator: All Technical Service Bulletins
Campaign - Overheat Indicator Only Bulb Checks
Number:
89C06
Section:
6D
Date:
April, 1989
Subject:
PRODUCT CAMPAIGN 89C06 TEMPERATURE SWITCH
Model and Year:
1988-89 CHEVROLET CORSICA EQUIPPED WITH 2.0L (RPO LL8, VIN CODE 1) ENGINE AND BASE INSTRUMENT
CLUSTER
TO:
ALL CHEVROLET DEALERS
General Motors has determined that certain 1988-89 Chevrolet Corsica model vehicles equipped with 2.0L (RPO LL8) engine and base instrument
cluster have been produced with an incorrectly wired engine coolant temperature switch. As a result of the incorrect wiring, the coolant temperature
warning light will illuminate briefly during engine starting is a check that the bulb and its circuit are working, but the bulb will not illuminate during an
overheat condition.
To correct this condition, dealers are to reindex the temperature switch connector wiring according to instructions contained in this bulletin.
VEHICLES INVOLVED
Involved are certain 1988-89 Chevrolet Corsica model vehicles equipped with 2.0L (RPO LL8) engine and base instrument cluster and produced within
the following VIN breakpoints:
MODEL YEAR
PLANT
FROM
THROUGH
1988
Linden
JE500013
JE678000
1988
Wilmington
JY500001
JY686335
1989
Linden
KE100003
KE183363
1989
Wilmington
KY100011
KY180921
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.
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 vehicles by Chevrolet Motor Division (see copy of owner letter included with this bulletin).
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
correction according to instructions contained in this bulletin.
PARTS INFORMATION
No parts are required for this campaign.
