1989 GMC S-15 Jimmy "cleaning egr valve 3 gm" Questions

...egr valve -there are 3 parts to the egr --the dpfe[differential pressure feedback egr ]sensor//egr valve//actuator solenoid--++biggest problem with the egr valve is that it gets carboned up and the ...

...doesnt' get torn..you can reuse it .egr valve should be by the thermostat ..2 or 3 10 mm bolts I think.hardest part is putting it back on and keeping the gasket in place..good luck hope this ...

EGR valve and the light will go out for a little while and then it will glitch and come back on. We think it may be one of the 5 wires leading to it but don't know which one. Help! If you have the 3.1

...EGR valve may be stuck open, that's why your having most of the problem you have described. Good luck and keep me posted and check or replace the EGR valve, the car is too old to just clean out the ...

...EGR valve position sensor, which is integral to the valve itself. I would test both of these before replacing (the EGR valve is about $150 and the MAP sensor about $60-70). First check the connectors ...

...egr flow, (takes big time cleaning that path, knee jerk buy of valve is 10% cause. ) P1404 as it says, carbon blockage. 1: the valve never opens.? 2: or the path is blocked, there are simple tests to ...

...EGR Valve-- A Improperly Functioning or Faulty EGR Valve will contribute to misfiring and instant death of the engine. 2. Inspect all Fuel injectors-- Dirty or Worn Fuel Injectors can cause rough ...

...egr valve fault. The true cause could not be discovered by a generic obd scanner and it was only when it was plugged into something with some very expensive dedicated software that it became obvious. ...

cleaning the injectors.If it doesn't fire up What's the pressure on the fuel rail. does it have a buy pass pressure valve on the rail.Some suggestions good luck 1987 camaro (what engine, open hood and

...EGR valve, and intake manifold mounting surfaces.* Fuel Pressure.Perform a fuel system pressure test. A faulty fuel pump, plugged filter, or faulty fuel system pressure regulator will contribute to a ...