Misfire cylinder 1

10

Asked by Christinekeathley Nov 26, 2019 at 11:44 AM about the 2003 Buick Park Avenue Ultra FWD

Question type: General

Keeps throwing up misfire code. Has hesitation going
uphill. U can feel when it misfires.

3 Answers

41,150

When was the last time you changed the spark plugs and wires? If you don't remember, it might be time again.

1 people found this helpful.
10

Plugs wires new. New fuel pump and filter o2 sensors and knock sensors replaced. Only issue is when im on very hilly roads it will start missing snd loosing power till over hill.

1 people found this helpful.
10

Plugs wires new. New fuel pump and filter o2 sensors and knock sensors replaced. Only issue is when im on very hilly roads it will start missing snd loosing power till over hill.

Your Answer:

Park Avenue

Looking for a Used Park Avenue in your area?

CarGurus has thousands of nationwide listings and the tools to find you a great deal.

Postal Code:

CarGurus Experts

  • #1
    jateen29
    Reputation
    3,210
  • #2
    Joseph King
    Reputation
    2,060
  • #3
    Jim Campbell
    Reputation
    1,120
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Buick Regal
4 Great Deals out of 31 listings starting at $5,990
Used Chevrolet Impala
12 Great Deals out of 113 listings starting at $5,595
Used Buick Century
1 listing
Used Mercedes-Benz E-Class
46 Great Deals out of 505 listings starting at $5,700

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.