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Chevrolet
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Trouble Codes
P Codes (Powertrain)
P0300 - P0399
P0300
CHEVROLET P CODES (POWERTRAIN) P0300 - P0399 P0300
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Found 64 results
P0300 Code Why Can We Fix It?
I Replaced My Intake Gasket. Then Decided To Perform A Smoke Test. I Had Never Performed A Smoke Test. I Used A Smoker A Friend Had Built...
Asked by
glennst
·
41 ANSWERS
2 VIDEOS
19 IMAGES
2007
CHEVROLET SILVERADO
VIDEO
Code Read Retrieval/Clear Chevrolet
Instructional repair video
GUIDE
Check Engine Light
Why is my check engine or service engine soon turned on? In this guide we talk about what this is associated with this notorious light, what it is used for and what you...
Code P0300
Hello, I Got A P0300 Code On My Car. It Is A 4 Door Hatchback. My Check Engine Light Blinks Along With The Hold Button. In The Past 6...
Asked by
xxcooper1xx
·
5 ANSWERS
16 IMAGES
2005
CHEVROLET AVEO
Code P0300
I Have A P0300 Code (random Misfires). I Have Replaced Fuel Injectors, Plugs, Wires, Distributor Cap And Rotor. I Am Attaching Some...
Asked by
waynemertz
·
33 ANSWERS
2 IMAGES
1999
CHEVROLET ASTRO
Code PO300, Popping Sound Coming From Exhaust
My Truck Became Hard To Start. When There Was Rain/moisture No Cranking. By End Of Day If Humidity Dropped It Would Crank. When It Did...
Asked by
Steve Black
·
6 ANSWERS
9 IMAGES
2000
CHEVROLET S-10
VIDEO
How to Read Codes Chevrolet
Instructional repair video
Code P0300, Car Running Badly
I Still Have A P0300 Code Problem Going On. Runs Pretty Bad. I Have Replaced The Following: Plugs, Wires, Distributor Cap And Rotor, ...
Asked by
waynemertz
·
20 ANSWERS
4 IMAGES
1999
CHEVROLET ASTRO
Code Po300
I Have An Engine Code Of Po300 Which Is A Random Misfire And Cannot Find What Is Causing The Misfire. I Have Changed The Plugs, Wires...
Asked by
scott goodis
·
1 ANSWER
5 IMAGES
2001
CHEVROLET BLAZER
GUIDE
Check Engine Light Safe to Drive?
We are a team of ASE certified mechanics that have created this guide to help you understand if your car is safe to drive with the check engine or service engine soon...
Codes C0561-77 And P0300?
The Stabil Trak Light Goes On. I Shut The Car Off Then On, It Will Go Away. When I Look Up The Diag Chat Request To Replace The Ebcm. One...
Asked by
Ace224480
·
1 ANSWER
6 IMAGES
2013
CHEVROLET SPARK
Truck Just Revs After Driving Fine, Code P0300
I Bought The Vehicle Listed Above Lt And It Drove Fine For About 40 Minutes After Buying It. Then I Had To Put It In Reverse Then Back To...
Asked by
Shawn88
·
26 ANSWERS
2005
CHEVROLET TRAILBLAZER
2000 Chevy Blazer Code P0300
4.3l Engine, Cmsfi. Code P0300 - Mulitple/random Misfire. Barely Idles, Runs Very Rough, Smooths Out At Higher Rpm But Still Is Missing...
Asked by
bpanning
·
8 ANSWERS
2000
CHEVROLET BLAZER
Multiple Cyl Misfire DTC P0300
Drove The Car To Work Last Thursday Morning And Everything Was Working Great. When I Went Out After Work It Started But The Engine Was...
Asked by
jgomez123
·
6 ANSWERS
2006
CHEVROLET COBALT
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