hissing sound when start and stop engine 86 ford ranger 2.9 liter

Asked by jzedaker Sep 16, 2015 at 06:40 PM about the 1986 Ford Ranger S Standard Cab SB

Question type: Maintenance & Repair

still have a hissing sound coming from somewhere else not near
the brake vacuum booster line and still hisses when i disconnect
line, held my thumb over it while starting and stoping engine.....
still hissing when start and stop engine, sounds like
breathing/sucking air through a tracheotomy tube if you have
ever heard that sound........ can anyone help ?

2 Answers

65,510

Take a can of carburetor cleaner and spray is throttle body cleaner and spray around the area you think the leak is coming from if engine idle rises the leak is in that area that should put you close enough to pin point where the leak is coming from.

Your Answer:

CarGurus Experts

  • #1
    Gene Arnett
    Reputation
    4,420
  • #2
    Bob Beaman
    Reputation
    3,010
  • #3
    Jennifer Gorham
    Reputation
    2,620
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Ford F-150
321 Great Deals out of 15,103 listings starting at $1,712
Used Ford Bronco
19 Great Deals out of 1,346 listings starting at $37,888
Used Ford Mustang
65 Great Deals out of 1,258 listings starting at $4,995
Used Jeep Wrangler
146 Great Deals out of 5,076 listings starting at $5,450
Used Toyota 4Runner
12 Great Deals out of 309 listings starting at $9,700

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.