2004 GMC Envoy "rpm gauge" Questions

...gauge, RPM and dash board lignts. I'm having problems with the speed gauge, RPM gauge, radio and the dash board lingting for my 2004 GMC Envoy. What does this means? Do you know if this type of ...

...rpm gauge is under a 1000 and it shuts off Well if its at idle then it should be under 1000rpm. If its always there while driving and the rpm should read more and then just shuts off while its still ...

...gauge/sensor only) has now started to intermittently drop dramatically to or near to zero below 1000 rpm AND less than 10 mph. this is intermittent as i said with no rhyme or reason and both factors ...

RUNS ROUGH WHEN AIR TURNED ON, LOOSE RPM'S When I turn the ac on, if the engine is at idol, it will actually drop my RPM's so low that it kills my engine. It is somewhat affected by turning the heat ...

rpm light comes on and the oil pressure gauge goes to zero. How do I correct? There may be an rpm adjusting screw on the throttle body its usually hidden inside a passage that has a metal plug over it

...rpm's rev up and then back down when taking off the car tries to stall. intermitently the oil pressure gauge will go down and the car will try to stall and then the pressure will go back up. The oil ...

...gauge, then the battery, then the temperature, not the RPM. It seems like the gauges don't reset (or return to zero) when ignition is shut off. Then when you restart, they start up at the position ...

...gauge is not showing actual oil pressure, the computer calculates the reading based on engine RPM and the on or off signal from the oil pressure switch. You need to first check the oil level on the ...

RPM gauge does work. Not only that, the passenger side window doesnt work, the buttons that controls the defrost and the back windshield wiper does not work either. Tell me what is going on!!!!!!?????

...RPM GAUGE WOULD BE VERY LOW AS THOUGH THE CAR IS LOSING POWER-THEN IS GOES UP! SO THE RPM GOES UP AND DOWN WHEN THOSE COMPONENTS ARE ON. WHAT COULD BE THE PROBLEM. THANKS! Clean your throttle body. ...