Operation CHARM
: Car repair manuals for everyone.
Home
>>
Dodge or Ram Truck
>>
1990
>>
Grand Caravan V6-181 3.0L SOHC
>>
Repair and Diagnosis
>>
Lighting and Horns
>>
Sensors and Switches - Lighting and Horns
>>
Backup Lamp Switch
>>
Testing and Inspection
>>
Manual Transmission
Manual Transmission
There is no specific diagnostics given by the OE for this 2 wire switch.
The part number given for the exterior lamp backup bulb is 921.