Chevrolet Blazer Check Engine Light

Browse Chevrolet Blazer Check Engine Light questions and answers. Choose a question that matches your symptoms.

119 discussions

Check Engine Light Stays On

2008 CHEVROLET BLAZER
The Check Engine Light Stays On. I Changed The Gas Cap And Upper And Lower Solenoids, Had The System Smoked And No Leak Could Be Found.
2 ANSWERS
Asked by Jose Robles2

Check Engine Soon Light On At Idle

2004 CHEVROLET BLAZER
Check Engine Soon Light Comes On When Car Idles With Heat On For 10 Min+ Turns Off Again After Running At Highway Speed. I Just Had...
1 ANSWER
Asked by kari02

2004 Chevy Blazer Service Engine Light

2004 CHEVROLET BLAZER
Service Light Is On For Cooling System For Engine. I Replaced Thermastat. Its Not Running Hot And Not Leaking. What Could Be The Problem?
1 ANSWER
Asked by tgrmike

2004 Chevy Blazer Ses Light

2004 CHEVROLET BLAZER
My Blazer Shows Codespo135 And Po155,, I Replaced Both Sensers, Cleared Codes All Ok Till The Next Morn,,again Clearsd Codes All Ok ,,light...
2 ANSWERS
Asked by ktm513

2004 Chevy Blazer Slipping And Check Engine Light On

2004 CHEVROLET BLAZER
Transmission Slips Only After Transmission Gets Hot, Like In Traffic And Check Engine Light Came On Just Before It Started
2 ANSWERS
Asked by bradley1

2004 Chevy Blazer SERVICE ENGINE SOON LIGHT ON

2004 CHEVROLET BLAZER
I Made A Sharp Left Turn And I Heard A Noise In The Right Back Of My Car Sounding Like A Loud Pop. Sound Is Intermittent And Seems To...
1 ANSWER
Asked by dmoel

2004 Chevy Blazer Help?

2004 CHEVROLET BLAZER
2004 Chevy Blazer 6 Cyl My Grandmother Took Her Car To A Local Shop To Get The Gaskets And Valves Checked, (the Check Engine Light...
1 ANSWER
Asked by itreasurehim

2004 Chevy Blazer Check Engine Light On For No Reason

2004 CHEVROLET BLAZER
My Check Engine Light Came On When I Went To Pass Someone I Drove It The Rest Of The Way To Work And Everything Seamed Fine. Motor Didn't Do...
1 ANSWER
Asked by fuzzzy

2004 Chevy Blazer Check Engine Light

2004 CHEVROLET BLAZER
The Check Engine Light Recently Came On. I Took It To O'reilly's To Have It Scanned To See What The Code Was And He Tried 2 Different...
1 ANSWER
Asked by teinks

2004 Chevy Blazer 4.3 Liter With 67,000 Miles

2004 CHEVROLET BLAZER
Service Engine Soon Light Came On And Stayed On. With Diagnostic Code Reader I Got A Po452 Code. I Reset Codes And Light Came Back With Same...
1 ANSWER
Asked by Mike Bacher

Browse other repair topics

Browse by repair topic
ABS LightAirbag LightBattery LightBrake Warning LightCheck Engine LightFour Wheel Drive LightLow Fuel LightOil LightSecurity LightService All Wheel DriveService Light

    Can’t find your issue?

    Ask a new Chevrolet Blazer question