2009 chevy silverado 2500 hd wiring diagram - 2010 Chevrolet Silverado 2500HD

SOURCE: chevy steering wheel controls

You first have to disarm and remove the air bag (unscrews with bolts from behind the steering wheel) and then you will see the screws for the switches. Only the silverado awitches will work.

SOURCE: replacing pcv valve

driver side valve cover in the back of the cover. if it even has one, sometimes the cover has been replaced with a later style that uses a baffle instead of a pcv

SOURCE: how to remove lower ball joint 2001 chevy silverado 2500 hd 4x4

The reason is they are pressed in and you have to press them out with a tool and some have a C clip that has to be removed you can go to schucks or autozone to rent the tool to press out and it has to be pressed back in.

SOURCE: how do I replace the transmission coolant lines

Take a small 90 degree pick. Inspect the fitting closely. Use the pick to "roll" the retaining clip off the fitting. The line will simply pull once this is done. U can install the clip first on reinstallation (inspect them closely) and then simply push the line into the fitting. It will "click" into place. Note u will have to orient the line perfectly to push in.

SOURCE: Drain Engine Coolant in 2005 Chevy Silverado 2500 HD

there is a petcock at the bottom of the rad drain ti from there and use a antifreeze tester to check protection temp