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Replacing the TPS & IAC valve on a 2001 Jeep Grand Cherokee. The process is similar to all Jeeps with the Inline six 4.0L Engine
Jul 11, 2005 · I have been running for a year with the IAC disconnected in my 94 ZJ. Runs great, no irradic idle ever. Disconnecting was the best test of my IAC. Normally starts in less than 1 sec. however on very cold Winter mornings it takes almost 2 sec. to start and idles a little sluggish for about 1/2 mile.
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How to fix high idle and sudden acceleration for the Jeep 4.0 Inline 6. Replaced the TPS sensor and cleaned the idle air control valve. Even after cleaning the IAC, he opted to just replace...
Apr 19, 2009 · Anyways, the jeep was idling a little rough and at times it would start up at 2200 rpms and slowly settle down so a few had recommended me to change or clean my IAC (idle air control valve). Figured I would clean it first. Step one: Buy a throttle body cleaner or carburetor cleaner to clean with.
For a better response time, run your engine with AutoZone's premium idle air control valve for Jeep Grand Cherokee. This custom upgrade eliminates existing valve clogs, keeps your RPM gauge in check and prevents your engine from backfiring with too much fuel.
Edmunds' expert review of the Used 2002 Jeep Grand Cherokee provides the latest look at trim-level features and specs, performance, safety, and comfort.
