GMC Yukon Engine

Need To Know , On The Heater Core, Which Is The Inlet And Outlet Tube, And Where The Vaccum Line For The Valve To The Core Goes. Thank You

Solved!!! The Intake Manifold Gasket Was Bad. Replaced Them And Runs Fine In Cold Weather. Gm Is Aware Since They Issued A Tsb About It...

My Engine Stalls? What Would Be The Most Popular Repair For This Car?

Installed New Intake Gasket, Along With A Few Other Gaskets On 1995 5.7l Yukon. Engine Has Very Rough Idle , Pings Under Load. Possibly Egr?

My 1986 Chevy Suburban 6.2 Diesel 226,000 Miles. I Have A Shudder At Highway Speeds When I Try To Maintain A Speed Or Utilize The Cruise...

My 94 Yukon Will Sometimes Either Not Give Gas Or Not Shift Ussually Around 20mph And 60 Mph. This Usually Occurrs At Night Time. When I Gas...