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What causes speedometer and tachometer to fluctuate at idle on 96 grand am and cause engine to rev up and down for some minutes then stall?
Do you have a check engine light? If so, get it scanned by a repair facility to make sure you don't do any unnecessary repairs. It could be many things, such as an o2 sensor or throttle position sensor just to name a couple. If you don't have. Check engine light, sounds like a faulty engine control unit. Again, have someone scan it with a computer. It will save you money in the long run.
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How do you fix a tachometer that bounces while driving on a 1994 accord.?
replace the ignition coil. There is a resistor inside the coil that fails over time and causes 2 problems. 1 the transmission may fail to properly lock the torque converter and 2 will cause the tachometer needle to fluctuate wildly, esp when it is hot outside.
What causes the tachometer to stop working on a 1991 Acura Legend?
The tachometer cable may be faulty. The tachometer sensor, on the side of the engine might not be functioning properly.
What causes the speedometer and cruise control not to work?
Cruise will NOT work if the speedometer has a problem
What causes bp to fluctuate?
due to contraction of heart
What causes the speedometer to fluctuate radically while driving?
A bad/dirty vehicle speed sensor (vss) or bad wiring will cause this. the sensor is usually a magnetic pickup and any metallic dust stuck to it will affect the signal clean the sensor or get a new one
What causes speedometer and mileage gages to stop functioning while moving on 1992 corvette?
Broken speedometer cable.
What causes the Coolant gauge to fluctuate on 1994 Ford Mustang?
Temperature.
What causes a speedometer not to work in a Cherokee sport. I replaced the speed sensor and speedometer.?
Is the TCM working normally and throwing no codes?
What causes a 2001 Saturn LS speedometer odometer gas gauge to fluctuate wildly?
I need a fuse diagram, our speedometer does not work, neither does our seat belts work automatically. The drivers side seat belt is locked in the off position. We felt it may need a new fuse. We have changed the instrument cluster on the odometer.
What causes speedometer not to work on gm alero?
If the speedometer and odometer are both not working, I would blame the speed sensor. If only the speedometer does not work and the odometer does work, the cluster is bad.
What causes your temp gauge to fluctuate?
Could be low on coolant or a sticky thermostat.
How do you check the oil in a 2007 BMW 530i?
what causes the speedometer not to work
