why is my 1991 pontiac sunbird when at a slow accelartion between 30 and 40 miles an hour the cars motor fells like it want to jump out of the car

Asked by Patricia Feb 08, 2016 at 10:07 PM about the Pontiac Sunfire

Question type: Maintenance & Repair

car gave me a code 33,44,45 after replacing plugs and wires. replaced map.
cleaned maf and injectors.new airfilter. if cruscontroll is used the jurking is
worse

1 Answer

223,915

I looked up the codes, 33 is for the map sensor but you have that replaced. 44 & 45 are the oxygen sensors, probably should replace the 02 sensors. If there is still troubles, the TPS (Throttle Positioning Sensor) is related to the map sensor, but should be showing a code 21 & 22.

1 people found this helpful.

Your Answer:

CarGurus Experts

  • #1
    John Saffrahn
    Reputation
    4,300
  • #2
    Joeyadams
    Reputation
    1,610
  • #3
    Warren0007
    Reputation
    1,390
View All

Find great deals from top-rated dealers

Search

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.