20 Most Recent 2004 GMC Sierra - Page 6 Questions & Answers

You may want to have your catallitic converter checked

if this is an automatic trans, check fluid level, it takes more fluid in reverse

The master cyl. has two resivors in it the large one is for the front brakes and the small one for the rears. Follow the lines coming from the front wheels to the block and the line from the large should go there. But it seems to me that the line had different size fittings so they could not get crossed up??

I see you asking this question many times & othersmaking suggestionsI think you will need to go look at & take pictures &make notes,etc, of another similar vehicle, as diagramsof brake tubing have always been near no existant

replace your winshield wiper switch

Sounds like an actuator on a blend door is not working properly.

from front, back the pan or the overflow tube up top...which spot...repost please...

Sounds like your piston rings are bad causing excessive blow-by ...meaning your power is going around your rings and building massive crank pressure and using your dip stick housing as if it were a pressure relief valve ...motor needs to be rebuilt by an automotive machinist.

relearn of key less entry is done by crank engine slightly, leave key on until theft light quits flashing. turn key off then try to start. if no start and light is still flashing, anti theft sensor in key tumbler or body module fault..

Did you not test the battery first?You don't jump a dead battery,you charge it,and then have it tested

Go to a reputable auto alarm installation shop and have their best man check your wiring harness. It sounds to me that someone installed an alarm system on your truck in the past and hacked into the OBD II system ( the computer controller for your engine)Just a hunch but my gut feelings are seldom wrong LOLYours Truly,TarsTarkas of Evony na30