CHEVROLET EMISSION

84 Chevy C10 With A 350 In It. Holly Carb. It Developed A Miss Whenever Under A Load Or Four Barrel Is In. I Changed Plugs, Cap, Rotor...

Engine Mechanical Problem 1999 Chevy Lumina 6 Cyl Two Wheel Drive Automatic How Do You Check An Egr Valve And Change It If Bad

I Have A 2007 Chevy Cobalt And The Check Engine Light Has Been On For About A Year, So I Went Through Emissions And The Code P2434 Showed...

2.5 4 Cyl. Replacement Egr Valve Came With Several Rings That I Suppose Are Designed To Resrtict Flow As The Holes In The Centers Diminish...

Engine Performance Problem 1995 Chevy Blazer 6 Cyl Two Wheel Drive 2000 Miles What Should I Look At Next, I Have Changed The Cpi...

Info On Replacing An Air Pump?

I've Been Driving This Car Since 1994. I Haven't Made Any Modifications To This Car And Aside From Replacing The Alternator And Egr Valve...

Can Can This Valve Be Cleaned-up, Or Must It Be Replaced [very Pricey]?

Just Replaced The Egr Valve With New Should Check Engine Light Go Off Or Does It Need To Be Cleared

I Had A Code Come Up For A Bad Egr Valve, The Check Engine Light Comes And Goes. I Have Engine Stalling When I Accelerate And When I Am...