Need vacuum line diagram for 2002 Park Ave due to code P0440

Asked by Apr 19, 2014 at 07:47 AM about the 2002 Buick Park Avenue FWD

Question type: Maintenance & Repair

Code P0440 indicated after changing gas cap

2 Answers

119,805 -- check this out for possible solutions. Also your vacuum hose diagram should on a sticker either attached to underside of hood or alone the front rail of engine compartment.

Best Answer Mark helpful

Did you put a factory cap or factory replacement back on or a new generic cap. Most older vehicles require a vented cap. Newer vehicles with emissions need a sealed cap, the tank is vented through the vapor system. If the car can draw air through the cap it thinks there is not one there!

2 of 2 people found this helpful.

Your Answer

Buick Park Avenue Experts

  • #1
  • #2
  • #3
    Tom Demyan
View All

Related Models For Sale

Used Buick LeSabre
9 Great Deals out of 1,213 listings starting at $799
Used Buick Regal
108 Great Deals out of 4,259 listings starting at $5,979
Used Chevrolet Impala
379 Great Deals out of 27,771 listings starting at $1,499
Used Lincoln Town Car
23 Great Deals out of 1,439 listings starting at $1,850
Used Buick Century
602 listings starting at $2,500
Used Cadillac DeVille
1,263 listings starting at $2,700
Used Mercury Grand Marquis
15 Great Deals out of 1,261 listings starting at $1,900
Used Ford Crown Victoria
934 listings starting at $1,999
Used Toyota Camry
890 Great Deals out of 73,115 listings starting at $1,400
Used Pontiac Bonneville
340 listings starting at $2,000

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.