Chevrolet Silverado Catalytic Converter

Truck Running With Small Miss. I Checked Cat Temperature Upstream Bank 1 256 Degrees Downstream 420 Degrees Bank 2 Upstream 242 Degrees...

Misfire At Idle Once Warmed Up. Throws A Code 420 For Catalytic Convertor. Catalytic Convertor Is 3 Years Old. No Loss Of Power Or Gas...

Misfire At Idle Once Warmed Up. Throws A Code 420 For Catalytic Convertor. Catalytic Convertor Is 3 Years Old. No Loss Of Power Or Gas...

I Looked Underneath The Truck And Could Only Locate One Catalytic Converter, However Everything I've Been Able To Find Online Says That...

My Check Engine Light Came On. I Took It To A Mechanic That Put It On A Diagnostic Machine. I Dont Know The Codes, But He Said That I Needed...

Two New Catalytic Converters, Four New 02 Sensors Cleared Codes And The They Come Back.

Cat. Converter Rattles When Reved Up In Neutral And Let Accelerator Off. Truck Making Noise When Decelerating Between 35-15. U-joints And...

Truck Runs Fine Most Of The Time But On Occasion It Will Suddenly Start Backfiring Through The Throttlebody And Losing All Power. If Turned...

My Truck Has A Popping (exsplosion?) Noise, That Can Be Heard For Several Hours After Driving It. I Have Never Had A Code, And If Anything...

I Had Duel Exhaust Installed With Glass Packs Split After The Cat. This Replaced The Stock Single Exhaust.now The Service Engine Soon Light...