car does not start

Asked by berttrench Dec 14, 2014 at 03:18 PM about the Oldsmobile Cutlass Supreme

Question type: General

91 olds cutlass wont start. has new fuel pump,good spark to the plugs,45lbs fuel pressure ,good injector pulse,good engine compression.as soon as the fuel pump shuts down fuel pressure drops to 0.it will start with carb cleaner spayed into intake.trayed pinching off fuel return hose,makes no difference.I have been a tech for 50 yrs but i am mistified

5 Answers
144,795

T_S_T answered 9 years ago

Sound,s like you have good fuel pressure,if this at the fuel rail?

Mark helpful
144,795

T_S_T answered 9 years ago

But if loosing pressure that fast,something is not right with,the fuel system,should hold it for a good while.

Mark helpful
144,795

T_S_T answered 9 years ago

Check the fuel pressure regulator,may be bad,

1 people found this helpful.
Mark helpful
144,795

T_S_T answered 9 years ago

Are you sure the timing is correct?It take ,s timming to put the fuel and fire together,the ECM controls,the injector,s same as plug,s.

Mark helpful

Your Answer:

Related Questions

Cutlass Supreme

Looking for a Used Cutlass Supreme in your area?

CarGurus has 3 nationwide Cutlass Supreme listings and the tools to find you a great deal.

Postal Code:

Shortcuts

Search Oldsmobile Cutlass Supreme Questions

CarGurus Experts

  • #1
    munron
    Reputation
    1,400
  • #2
    Rowefast
    Reputation
    620
  • #3
    Gene Arnett
    Reputation
    610
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Oldsmobile Cutlass
1 listing
Used Chevrolet Monte Carlo
7 listings starting at $3,000
Used Oldsmobile Delta 88
1 listing
Used Buick Regal
5 Great Deals out of 37 listings starting at $5,600
Used Pontiac Grand Prix
2 listings
Used Chevrolet Impala
9 Great Deals out of 107 listings starting at $4,632
Used Oldsmobile 442
1 listing

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.