truck pops and kicks when i give it gas but runs fine at idle.what can cause thi on 2003 Ford F-150

done a smoke test passed. no codes in computer. if i aply gas slowly it wont pop or kick.

by in Oxford, MI on March 06, 2014
1 answer 1 comment
ANSWER by on March 06, 2014
The engines not taking gas or it can't let exhaust out , clogged cat or needs tuneup .
COMMENT by on March 07, 2014
i pulled the front 2 o2 sensors left them pluged in. not a pluged cat.still working on it