Questions & Answers for: GMC ground wire

Question about 2000 Sonoma Extended Cab

Driver side tail light

...ground wire problem. you can ground anywhere on the frame but if you trace the wires from that tail light you will find the grounding point where the wire is attached to the frame with a screw or a ...

Question about 2004 Sierra

1 Answer

Passinger side tail light and tag light don't

...light. It resembles a screwdriver with a wire pigtail. Clip the aligator clip on the pigtail to a grounding point on the car and use the probe to test for power in your light sockets. If there's ...

Question about 2003 Sierra 1500

1 Answer

Oil pressure gage on the dash is reading maxed out

...ground is applied to the sending wire sounds like that wire got pinched and is touching metal ground grounding out showing max press or the unit itself is saturated and needs to be replaced . the ...

Question about 1999 Sierra

1 Answer

Fuel Pump wiring

ground wire to frame pump works fine. I have been running the truck wired this way for 2 weeks works fine but I would rather correct the problem and wire it back to original. Thanks for the help. If I

Question about 2000 New Sierra 1500

2 Answers

How to rewire horn connections from two wire, to one

...GROUND One wire is for the power, the other is for the ground, (check with a test light to be sure which one is which). Some horns use a seperate wire for the ground, if the horn isn't attached to ...

Question about 1993 Sierra

2 Answers

My headlight is dull and

ground wire either broken , disconnected, or rusty where it is grounded to the frame or body. Repair the ground connection and your good. A bad ground has been known to cause these problems. The right

Question about 1989 K3500

1 Answer

O2 sensors wiring diagrams

ground wire. The other wire, which may vary in color, supplies power to the sensor. 2 Connect the power lead to the corresponding connector on the chassis's wiring harness. 3 Connect the black, or

Question about 1992 Sierra

1 Answer

Car wants to shut off when my lights are on and i hit the brakes

...connection ? check all wires from battery, clean battery & terminals, check alternator wires, grounds, etc., thoroughly check all grounds, everywhere !!!!!!!! inspect the headlight switch for ...

Question about 1987 Jimmy

1 Answer

Does a 1987 gmcjimmy s-15 have a power window relay ot any relays at all cuz my power windows stoped working it runs a 30 amp circut breaker can the circut breaker go bad?

...ground wire for the power windows originates at the master switch and goes back into the cabin to a nearby ground. Put one lead of the test light on the hot wire (key on), and probe the ground ...

Question about 1987 Jimmy

1 Answer

Where are all the grounding points on a 6.0 GMC where and to do the ground wires go

...wire, and sometimes to a ground bus (fancy word for common terminal) by another lighter guage wire. (both Black) - The positive terminal will be connected by a thick red wire to the starter solenoid, ...