2006 Chevy Cobalt 2006 CHEVY COBALT

2006 CHEVROLET COBALT
70,000 MILES • 4 CYL • 2WD • AUTOMATIC
Avatar
LIZETTE ALBINO
  • MEMBER
  • 1 POST
IVE HAD MY CAR GOING ON 2 YRS.I GIVE A OIL CHANGE ONCE A MONTH YESTERDAY MY CAR TURN OFF WHEN I PUT IT IN DRIVE ,BUT IT TURN BACK ON,I NOTICED THE RPM NEEDLE GO BELOW 1 AND THEN COME BACK TO 1 RPM,DO I NEED A TUNE UP OR IS IT MY TIMMING BELT. THANKS
Aug 14, 2009 at 4:35 AM
Advertisement
Avatar
MMPRINCE4000
  • ✓Experienced Mechanic
  • 8,548 POSTS
Tune up wouldn't hurt, but before throwing parts at it, it could be a fuel issue, spark etc.

I would have the PCM scanned at most autoparts stores for free, look for any codes or pending codes.

Misfires will set an error code on PCM.
Sep 10, 2009 at 11:45 PM
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.
Ask a Free Question
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.