1994 GMC Sonoma Q&A

1994 GMC Sonoma Question: truck surges

Truck surges after it get warm,shut it off so it cools down and it's fine until it heats up again.Any help,Russ. -
Answer 1
Sounds like you may have a fuel control issue. I would have a fuel pressure check and check for any vacuum leaks. All of it is guess work until you have a diagnosis performed. -