Forum: Electrical

My truck is mysteriously running leaner when im boosting. I'm thinking one of the 02 sensors might be bad but I can't figure this whole thing out....

A buddy of mine is looking into a early to mid 2000's GM fullsize truck at one of those police impound auctions....nice price considering the body...

anyone have pics of where the firewall? I need to run the sender wire for my Fuel Pressure gauge into the cab. But someone also told me that i needed...

OK, so I have a key-switch that i want to wire up to my fuel pump so that I can turn it on/off whenever. What wire would I need to tap into in order...

So I'm in the middle of converting my harness to a standalone and was wondering if anyone out there could help me with finding which connectors to...

well guys i just a walbro fuel pump in my truck and now i am having trouble with the ign. relay that is on the fuse panel under the hood for some...

i want to hook up a hi-beam relay but im thinkin itll be cheaper if i go to radioshack and buy the relay myself. does anyone kno what type of relay...

I need the engine harness to body plug pinout from a 2007 Silverado HD 3500 (6.0 VVT) new style. It should be a big, round connector. If no one...

Battery was dead this morning. Was little hard to start yesterday, but did crank right over. This morning very weak battery, would not roll motor...

I have an 04 Silverado, 2dr WT model.. Manual.. So it has manual windows and manual door locks.. I'm looking to find where the wiring for the...

i have 99' silverado and i only have power locks and manual windows and i bought all the harnesses and i got the switchs and the motor but is ther...

Im sure you guys are aware of my truck being in reduced engine power. I dropped it off with a guy that works at a dealership. He said that the...

What kind of issues will a dirty MAF cause?

do you have to reuse the heat shield that goes around the plug wire or can you change it to a fabric boot end? and what wire do ya'll run?

well i was coming home in the 86 silverado today and all of a sudden all the gauges died. the oil psi pegged volts droped water temp pegged and fuel...

i noticed that my water pump started leaking and now that we have 100 plus degree days it is really going thru the liquid. I am trying to see if...

i finished my efan install yesterday Id like to thank Fast4popper, Moze from ls1truck, sprayed99, Tony from collision revision, badass03ss, 616 of...

I'm looking at getting a remote starter kit for my wife and my truck. My question is what type of bypass do I need? The other vehicle is a 2003...

I have the stock cd/tape/am/fm radio in my 04 Silverado. If I were to get a steering wheel with the controls, will that plug and play or is it more...