GMC Jimmy Emission

I Don’t Know Where Those Hoses Are Connected To For The Secondary Air Injection Pump, But Also The Car Has Many Problems When I Turn On...

Secondary Air Injection Pump Theres A Tube(fat,black An Rubber) That Comes Out On The Passenger Side Is Disconnected An We Cant Figure Out...

Where Is The Vacuum Hose Canister Located On This Truck?

I Have A 2001 Gmc Jimmy And It Recently Spit Out A P0410 Code Which Is Secondary Air Inject. System Malifuction. What Does This Mean And...

No Power To Egr Valve ?? Is There A Señor I Have Missed?4.3 Vortec Engine

Other Category Problem 2000 Gmc Jimmy V6 Four Wheel Drive Automatic 90000 Miles I Just Purchased A New Smog/air Pump For This Truck...

Hello I Just Bought The Jimmy It Run Good For 2 Weeks But One Day It Start Buck Really. So O Change The Gas Fitter But It Was Not That I...

I Have A 1999 Gmc Jimmy, With 160,000 Original Miles, A Mix Between Highway And Residential Miles. It Currently Runs Fine And Has No...

Engine Performance Problem 1999 Gmc Jimmy 6 Cyl Four Wheel Drive Automatic I Need To Knoiw Exactly Where The Purge Valve Is Located On...

I Was Told By A Mechanic Friend That The Problem I Am Having Is Due To The Egr Valve. He Had Used The Scope And It Read That The Valve Is...