Chevrolet Avalanche Trouble Codes

I Get A Po521 And Oil Pressure Guage Says Stuck On 80 Psi When Started Up. My Automatic Start Also Just Stops Working Too. As Of Now The...

Changed Camshaft Sensor. Runs A Little Better. When Pulling A Camper Going From 3rd To 4th Gear The Pedal Goes To The Floor And Rpms Go Up....

I Have A Code Reading Of P0121 Saying Throttle/pedal Position Sensor Circuit A. What Does That Mean And What Do I Need To Do To Repair The...

My Check Engine Light Came On I Had The Code Read And It Says Its The Evaporative Emission System Vent Control Circuit Intermittent?? What...

My Avalanche Is Throwing Code Po894. I Was Wondering What This Code Is?

This Is A Customers Car Under 1500 Rpm Cylinders Two And Seven Misfire. Above 1500 Rpm The Engine Runs Smooth And Misfire Stops. Ignition...

Engine Mechanical Problem 2003 Chevy Avalanche V8 Two Wheel Drive Automatic I Am Getting A Po300 Missfire Code, And Have No Fire To...

My Truck Shuts Off When At Low Rpm. I Got The Code P0300 What Does This Mean

P0171,p0174,pp0300,p0332 How Can I Fix My Problem???

I Changed The Valve Cover Gasket, Exhaust Manifold Gasket And Flange Ring On The Drivers Side. The Pcm Was Showing That It Wasn't Reset Yet...