2001 GMC Sierra Crew Cab "valve" Questions

...wires cap, rotor, and relplaced one o2 sensor still running very rich. what would happen if the EGR valve is bad? The Exhaust Gas Recirculation (EGR) valve is an important part of the exhaust ...

does valve body have a fuel filter in it Valve body as in transmission valve body??? No, it has a transmission filter in the pan, just under the valve body. I'm sorry but your question is not clear.

how do I change out the needle valve on 99 sierra when I pull the cap on the low side of the a/c unit I hear freon leaking out put the cap back on the leaking stops.Do I change out the needle valve if

EGR Valve pintle intermittently sticking or not opening 1997 GMC Sierra K1500, Vortec 5.7 I am getting a check engine light once in a while, usually for 5 to 15 miles a couple of times per tank of gas

Get a release of fuel through the fuel pressure release valve when i turn the key on. i hear the pump and see a spray of fuel. is there anything other then the valve being bad that would cause this.. ...

...doesn't smoke all the time, just when started. I have been told by friends that it is probably the valve seals. Is there an additive that may help for this and is it recommended or do I need to have ...

OBD-II indicates problem with egr valve on 2005 GMC Sierra 1500 Vortec 5.3L but manuals don't show valve.One site shows valve but it does not look like what is on my vehicle. I can see a dbl-cylinder ...

...blowing warm air. Thermostat has been replace as well as coolant top-off Check the water control valve behind the engine close to the firewall. This valve opens and closes to allow hot coolant to ...

99 gmc sierra surges while idling in gear what can i look for clean the EGR valve and also the idle control motor valve Where is idle control motor valve

where is the egr valve to vortec engine located location to egr valve generaly installed beside the evaporation part near the throttle gate. Missing Egr Valve 1999 2006 2007 2013 Chevrolet Silverado ...