Fuel Filter Base - Restriction Switch Elimination
Fuel Filter: Technical Service Bulletins
Fuel Filter Base - Restriction Switch Elimination
GMC NUMBER:
90-6C-45
GROUP:
6C Engine Fuel
DATE:
April, 1990
CORPORATE
NUMBER:
066303
SUBJECT:
ELIMINATION OF RESTRICTION SWITCH FROM DIESEL ENGINE FUEL FILTER BASE
MODELS:
1982-1990 LIGHT DUTY TRUCKS EQUIPPED WITH 6.2 L ENGINES (VIN CODES C, J)
Figure 1 - Current Configuration (SOP 1990) w/o Restriction Switch
