GM Truck Club Forum banner

Weird rpms?

697 Views 7 Replies 3 Participants Last post by  TimTom64b
So I have this strange thing happening with my motor I will be sitting at a stop foot on the brake and my rpms will jump from a 500 idle to about 1200 just for a second then come back down. I don't get it has anyone else experienced this?
1 - 2 of 8 Posts
Had similar issue with mine surging... Ended up being the MAF
Oops... Didnt catch it was a 95.
1 - 2 of 8 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.