GMC ENVOY ENGINE

I Am Using Synthetic Oil (5w-30). Car Is Leaking Approximately A Quart Every 1,000 Miles. How Do I Find The Leak And Where Do I Start...

I Already Changed Fluid And Filter. When I Drive Down The Road It Will Hit First And Second With No Problem But When It Hits Third It Just...

Why Does Our 2004 Gmc Envoy Stall When Idling With The Heat/ac On?

My Oil Pressure Gauge Started To Go Off The Scale On The High Side Every Now And Then, Now It Just Went All The Way Around Pointing To...

I Have A Shuttering, Shacking Coming From The Rear Of The Truck When A Reach Freeway Speeds Of 60-75mph If I Drive Faster Is Lightens Up. I...

Everytime I Activate My Ac System The Cars Rpm's Takes A Dip And Almost Stalls Before The Systems Computer Compensates And Raises Rpm's....

Hello, I Recently Got A Light With An Arrow Pointing Downward In It And While That Popped Up, My Car Decelerated To 5 Mph And Couldn'...

My Car Is Knocking Loudly. Oil Has Been Changed And Spark Plugs And Coil Packs And Almost Every Sensor In The Car. Also The Thermostat. The...

The Car Sounds Rough When I Start It, When I Take Off It It Moves Slow (creep) Then Just Kicks In And Rides Smooth, It Never Goes Above 30...

Load Clicking Noise - Approx 1 Sec Intervials - Front Of Engine - Idle Or Very Low Rpm - Develolps After Short Warm Up - Can Continue...