Engine stumble on acceleration

1995 CHEVROLET BERETTA
172,000 MILES • 0.6L • 6 CYL • 2WD • AUTOMATIC
Avatar
RODNEY12
  • MEMBER
  • 1 POST
Engine stumble on acceleration and then even out and i change fuel filter and still does this. How many fuel filters are on it?
Jun 7, 2017 at 12:36 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
Advertisement
Avatar
STRAILER
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 54,178 POSTS
Hello,

There is only one fuel filter. Two things come to mind, first is a vacuum leak which can fool the MAF sensor causing the engine to stumble. Here is a guide to look for that

https://www.2carpros.com/articles/how-to-use-an-engine-vacuum-gauge

Next is a weak fuel pump here is a guide to check that out.

https://www.2carpros.com/articles/how-to-check-fuel-system-pressure-and-regulator

and

https://www.2carpros.com/articles/engine-hesitates

Please run some tests and get back to us so we can continue helping you.

Cheers, Ken
Jun 9, 2017 at 8:35 PM
Advertisement