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1990 GMC C70 6.0L fuel
I am looking for the wiring diagram for the fuel tank sender and pumps. The fuel only pumps out of the lt tank and I think it is the fuel module but I can't find an accurate wiring diagram. I can get the rt to pump if I jumper the relay, so the pump is ok....
FIX posted 3/22/2000
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| VIN | 1GDL7H1P5L |
| Engine | 6.0 L / 8 cyl |
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Vehicle Data
1990 GMC C70
| VIN | 1GDL7H1P5L |
| Engine | 6.0 L / 8 cyl |