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HIGH IDLE WHEN COLD, REVS BETWEEN SHIFTING
1989 Chevrolet Truck
June, 19, 2011 AT 7:19 AM
1989 Chev 1500 4.3L V6 Std 2wd, Very High Idle on cold starts, rev's between shifting, calms down when warm, rough idle. Replaced Coolant sensor, TPS, EGR solinoid, IAC, PCV Valve, thermostat, Rotor/cap, plugs.
FOUND 3490 RELATED QUESTIONS
High Idle Issue And Intermittant Shiftin
My Gt Idles Up And Down And Sometimes
June, 19, 2011 AT 9:14 AM
Clean out the throttle bore/plate and look for vacuum leaks before engine gets to operating temperature-also check fuel pressure-let me know
June, 20, 2011 AT 7:26 AM
What is the throttle bore / plate. Is it where the throttle body meets with the intake manifold?
June, 20, 2011 AT 7:40 AM
Is this a TBI or CPI fuel injection? -On a CPI Is where the air intake tube from the aircleaner meets the throttle body-behind it you will see a butterfly. On a TBI its right under the air-cleaner
June, 20, 2011 AT 6:38 PM
This is a TBI the air cleaner is on top. I cleaned out using carb cleaner spray and inline fuel injector additive.
June, 20, 2011 AT 7:02 PM
Recheck the IACV, TPS and look for vacuum leaks-also rev's between shifts could mean the clutch slipping
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