lemon-mirror
:
Home
>>
GMC
>>
1998
>>
C3500 HD 7.4 J, Standard
>>
Repair and Diagnosis
>>
Engine Performance
>>
System
>>
Engine Controls - System & Component Testing 7.4L
>>
Computerized Engine Controls
>>
Control Unit
>>
Notes
Control Unit: Notes
NOTE:
To identify circuits referenced in the following ground and power tests, use wiring diagram in
WIRING DIAGRAMS - 7.4L
article.