my car is running rough especially in the morning when it is cold. on 2001 BMW 740iL

Replaced MAFS and used dry gas, but is still running rough. What else could this be?

by in Coudersport, PA on November 15, 2012
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2 answers
ANSWER by , March 29, 2014
Your throttle positioning sensor could cause a rough or hard idle as well
ANSWER by , November 15, 2012
possible control issue