Questions & Answers for: Chevrolet Silverado 2500HD automotive relay function

...doors have a separate relay for the lock and unlock function. There's a good chance the unlock relay is bad. The relays in question are located in the left instrument panel fuse block. Hope this ...

...replaced. If you order one through Chevy it will cost around 200 dollars. I found one at merchant Automotive for 91 dollars. ( http://www.merchant-automotive.com/allisonnsbuswitch2001-2004.aspx ). ...

...transfer case for 2002 chevy 2500 need a diagram check this out it has it all http://www.merchant-automotive.com/263xhd.aspx I am sorry we have no such diagrams here at fixya, try ebay for a used ...

How do I Repair extendable mirrors on a 2003 Chev Sierra? When I bought the truck the one on the right side would not extend, now the one on the left will not move. WHere can I find a schematic on how

po540 code DTC P0540: Intake Air Heater - Incorrect Voltage The Engine Control Module (ECM) uses an Intake Air Heater (IAH) to warm the incoming air for proper cylinder combustion. The ECM grounds the

Stating system diagram/help Need some help trouble shooting a starting problem. Starter has been tested and is fine. When I turn the key nothing happens. The signal wire to the starter is not getting ...

...function properly, but i do not get Right turn or right brake light on trailer. When I check signal at connector on truck with meter, so voltage on pin 6 (right turn& brake) Is there a fuse that ...

where wood the location of the over drive relay be on 2001 2500 hd chev silverado . can u help please kicking in and out of over drive . i was told its the over drive relay never heard of a over drive

... How can I repair this without replacing the entire case, at considerable expense? Go to Walmart to automotive and they have a tube,it's black on outside,gray in middle,you have to kneed it,mix it ...

Is there more than one relay that shut off all power in my truck after the key is removed and where they are located and how to test them Joas, the relays are under the hood, in a black plastic box ...