It starts to chugg or skip when driving at a consistant speed.. on 1999 Buick Riviera

The tranny is not slipping if you speed up it goes away??

by in Hammond, WI on August 06, 2013
2 answers 5 comments
ANSWER by , August 07, 2013
Have it scanned, sounds like misfire! Light on?
COMMENT by , August 07, 2013
No lights on
COMMENT by , August 07, 2013
Scanner will show the problem, even without light on. A scanner, not a parts store code reader!
ANSWER by , August 07, 2013
agree with pushrod or lock up solenoid malfunction
COMMENT by , August 07, 2013
Could it be the coils??
COMMENT by , August 07, 2013
could be any part of the ignition system
COMMENT by , August 07, 2013
No luck with the buick dealer!? Jus t $$ it seems to only do it in top gear at 35 or 70 time to give up on this one?