Cadillac P Codes (Powertrain) P0300 - P0399

Browse Cadillac P Codes (Powertrain) P0300 - P0399 questions and answers. Choose a question that matches your symptoms.

19 discussions

PO300 Random Multiple Misfires?

2007 CADILLAC ESCALADE ESV
Truck Is Sluggish To Accelerate Then Engine Light Flashes. Read Codes And It's Po300 Or Specifically Po307. Coil Swap With 5, Code Stays...
5 ANSWERS
Asked by Freerider78

Code P0300?

2005 CADILLAC DEVILLE
Miss Fire At Idle Only After Warmup, Over 800 Rpm Does Not Miss Fire. Has Full Power , Visually Checked Plugs And Coils, Replaced Intake...
32 ANSWERS
1 VIDEO
14 IMAGES
Asked by Rhiggi

Code P0306

2005 CADILLAC SRX
My Car Is Giving Me A Code Of P0306 A Misfire In Cylinder 6. I Changed Coil Packs And Plugs, I Have Also Changed My Camshaft Position...
1 ANSWER
Asked by markass

2005 Cadillac CTS Fault Codes P0343 & P0367

2005 CADILLAC CTS
Electrical Problem 2005 Cadillac Cts 6 Cyl Two Wheel Drive Automatic 20 Mls Miles I Am In The Uk. And I Have A Cts 2005 3.6 Which Is...
6 ANSWERS
Asked by M Veale

P0341

2004 CADILLAC CTS
Check Engine Light Came On And I Immediately Took It To The Auto Parts Store To Have The Diagnostics Machine Tell Me What May Be Causing The...
1 ANSWER
Asked by Divad Ydissac

2004 Cadillac Deville P0300 Code

2004 CADILLAC DEVILLE
I Have A 2004 Cadillac Deville That Has The P0300 Code And Flashing Check Engine Light On It Was Missing And Sputtering. I Narrowed It Down...
4 ANSWERS
1 IMAGE
Asked by chris2363

2004 Cadillac CTS Computer Throwing PO341 Code...

2004 CADILLAC CTS
When Car Is First Run In The Morning It Bucks And Acts Like It Is Going To Stall Or Just Has Loss Of Power In Short Bursts. Sometimes Feels...
6 ANSWERS
Asked by msb731

Code P0300, Misfire?

2003 CADILLAC DEVILLE
Have Been Troubleshooting And Replacing/repairing Various Components. No Cylinder Misfire Count At This Time Although Still Showing P0300...
4 ANSWERS
1 IMAGE
Asked by Donaldcefail

After Replacing The Brakes, The Wheels Lock Up And...

2003 CADILLAC CTS
After Replacing The Brakes On All Four Wheels. Test Drove The Vehicle And Felt And Bumping Or Thud Coming From The Car. After Getting Back...
1 ANSWER
1 IMAGE
Asked by kingdavid3533

Engine Misfire When Warmed Up, Code P0300

2003 CADILLAC SLS
Car Runs Fine When First Start It Up In The Morning. Once The Engine Temperature Gets To Normal It Starts To Miss. Throwing A P0300 Code. It...
3 ANSWERS
Asked by Russell cross

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P0001 - P0099P0100 - P0199P0200 - P0299P0300 - P0399P0400 - P0499P0500 - P0599P0600 - P0699P0700 - P0799P0800 - P0899P1300 - P1399P1500 - P1599P1600 - P1699P1700 - P1799P1800 - P1899

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