
1978 GMC C25 7.4L Fuel Gauge
the fuel gauge is pegged past full on both tanks. i suspect an open or a bad ground. my wiring diagrams only go back to [...] anyone have one for this 1978? i have cleaned both grounds near each [...] fax number is [...] thank you in advance, bill.
FIX posted 11/23/2005
![]()
iATN Members:
Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle (View Replies)11 Replies Received(Hide Replies)11 Replies Received
|
Message Closed w/FIX
|
VIN | TCS248F730 |
Engine | 7.4 L / 8 cyl / GAS |
Trans | 3-speed Automatic |
Delivery | CARB |
Affected | Fuel Gauge |
Conditions | Inop |
Misc. | Dual Tanks |
Message Closed w/FIX
Vehicle Data
1978 GMC C25
VIN | TCS248F730 |
Engine | 7.4 L / 8 cyl / GAS |
Trans | 3-speed Automatic |
Delivery | CARB |
Affected | Fuel Gauge |
Conditions | Inop |
Misc. | Dual Tanks |