1991 Chevy Lumina hard start wont start

Tiny
ELROY1130
  • MEMBER
  • 1991 CHEVROLET LUMINA
  • 6 CYL
  • FWD
  • AUTOMATIC
  • 220,000 MILES
Runs fine for 20 or so minutes then cuts out and stalls starts and dies then wont start for awhile then same thing. Tuned it up changed the fuel pump sceen filter had module checked its fine temp light stays on changed it still on all the time dosnt overheat fan comes on no codes from computer
Tuesday, April 13th, 2010 AT 9:01 AM

1 Reply

Tiny
INTERNETMECHANIC
  • MECHANIC
  • 700 POSTS
Use a gage and check fuel pressure. Any applicable trouble codes? You might try unplugging the maf or map, see if the vehicle acts any better. Possible egr issue? Maybe blocked exhaust? As far as plugging and unplugging sensors, I do that with the key off.
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Tuesday, April 13th, 2010 AT 9:07 AM

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