Skylark L4-138 2.3L DOHC VIN D MFI (1988)
Headlamp Switch: All Technical Service Bulletins
Condition, Dealer Action, Vehicles Involved & Dealer Campaign
CONDITION
General Motors, has determined that a defect which relates to motor vehicle safety exists in some 1988 Skylark models equipped with Electronic Digital
Instrument Cluster (U52 option). The affected vehicles may experience unexpected loss of tail lamp and side marker lamp function, reducing other
drivers' ability to see the vehicle, which might lead to a vehicle crash without prior warning in conditions of poor visibility; i.e., severe weather or
nighttime.
DEALER ACTION
To prevent this condition, dealers are required to replace the headlight switch panel on suspected vehicles, per the Vehicles Involved and Technical
Procedure sections of this bulletin.
VEHICLES INVOLVED
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Certain 1988 Skylarks with U52 option, within the following VIN breakpoints:
Model
Year
Plant
Beginning
Through & Including
1988
Lansing
JM00003
JM003129
DEALER CAMPAIGN RESPONSIBILITY
Dealers are to service all vehicles involved in this campaign, at no charge to owners, regardless of mileage, age of vehicle, or ownership.
Whenever a vehicle subject to this campaign is taken into used car inventory, dealers are to take the steps necessary to be sure the campaign correction
has been made before reselling the vehicle.
In addition, dealers are to perform the campaign on all affected vehicles as they are brought in for any kind of service.
