Engine won't start

10

Asked by Guru58Y34 Jan 27, 2018 at 01:44 PM about the 2007 Cadillac CTS 2.8L RWD

Question type: Maintenance & Repair

I got codes p0302 twice and p0300 and p0523  on
an 07 cts 2.8L what should I do

3 Answers
10

Guru58Y34 answered 6 years ago

P0300 multiple misfire p0302 is miss on cylinder 2 and po523 is high voltage at oil pressure sensor

1 people found this helpful.
Mark helpful
39,125

beatupchevy answered 6 years ago

I would replace the oil sensor , see what the plugs look like or if the wires are old and worn , see if the injectors are all firing normal , with one misfire you can swap things to see if the problem moves but with multiple it may be something across the board

Mark helpful

Your Answer:

Related Questions

  • Cadillac won't start!!!! 2 Answers

    I tried turning on my car but it won't turn on at all. It doesn't make a sound at all while turning. All the lights and sounds turn on. One day it'll turn on perfectly find... Drive it for a day th...

    2003 Cadillac CTS

    -

    Maintenance & Repair

  • Car won't start 20 Answers

    Hello, I have a 2006 Cadillac CTS 2.8L, 74,000 km that is currently not starting. Drove around today with no problems, then on the way to my friends the audio system and all buttons associated with...

    2006 Cadillac CTS 2.8L RWD

    -

    Maintenance & Repair

  • Car won't start 4 Answers

    My wife tried starting 2003 Cadillac CTS last night, heard a loud click, like it came from inside car, headlights came on, clock ran backwards and forwards, door locks cycled thru several times, she t...

    2003 Cadillac CTS RWD

    -

    Maintenance & Repair

  • 05 cadillac cts won't start 3 Answers

    I have a 05 Cadillac STS. Will crank but not start. Fuel pump is good. Had it scanned and threw no bad codes. Replaced relay switch and all fuses. Still won't start it seems to be something under t...

    2005 Cadillac CTS

    -

    Maintenance & Repair

  • Engine won't start 3 Answers

    I got codes p0302 twice and p0300 and p0523 on an 07 cts 2.8L what should I do

    2007 Cadillac CTS 2.8L RWD

    -

    Maintenance & Repair

CTS

Looking for a Used CTS in your area?

CarGurus has 53 nationwide CTS listings starting at $3,495.

Postal Code:

Shortcuts

Search Cadillac CTS Questions

CarGurus Experts

  • #1
    Brandon Foster
    Reputation
    3,260
  • #2
    TransAm77
    Reputation
    2,320
  • #3
    Robert Yelenik
    Reputation
    1,760
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Cadillac CTS-V
1 listings starting at $55,980
Used Chrysler 300
20 Great Deals out of 501 listings starting at $4,489
Used Dodge Charger
38 Great Deals out of 790 listings starting at $6,995
Used Cadillac Escalade
13 Great Deals out of 430 listings starting at $11,495
Used Chevrolet Corvette
39 Great Deals out of 836 listings starting at $15,900
Used Mercedes-Benz E-Class
33 Great Deals out of 530 listings starting at $5,450
Used Cadillac SRX
3 Great Deals out of 76 listings starting at $6,990

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.