Plugs, wires replaced. No joy. Idles rough @ 750 rpm. No stall, accelerates OK. Possibly related and worse:
Consistent rough running/misfire @ STEADY throttle anywhere in 1800-2200rpm band. Accelerates OK through rough band and runs OK above 2500. Cold or warm.
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Saturday, December 31st, 2011 AT 4:01 AM
2 Replies
RIVERMIKERAT
MECHANIC
6,110 POSTS
Scan for codes. Check for vacuum leaks.
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Saturday, December 31st, 2011 AT 4:03 AM
KHLOW2008
MECHANIC
41,814 POSTS
The rough running at 1800 - 2200 rpmm should be due to a fault with the EGR system.
The rough running could be related but it could be something else such as fuel injectors, engine compression and valve clearances.