GMC YUKON ENGINE SYMPTOM

I Have A 2000 Gmc Yukon With A 5.3l Engine. When I Am Driving Around And The Vehicle, It Hesitates When In The Rpm Range Of 1000 To 1500...

I Just Put A Fuel Pump, Fuel Filter And 3 Rebuilt Fuel Injectors Into A 1997 Yukon. Prior To All These Being Replaced, The Truck Had Alot...

Please, Help We've Spent Over 1400 Thus Far. Fewer Problems When It's Cool Outside. More When It's Been Running A While Or In The Heat Of...

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...

Have An Oil Leak Can’t Find Out Where. Checked Rear Main Seal, Replaced Oil Cooler Gasket, Checked Valve Cover Gasket. Just Don’t Know...

Hi, I Have A 1997 2door Gmc Yukon. So Whats Been Happening Is Ill Put My Key In, And When I Turn It To Start It Up, Nothing Will Happen....

I Have A 2005 Yukon Xlt 1500 I Have Been Getting Code 300- Multiple Misfires For Some Time And Sometimes I Get Misfires Showing On #7 Only...

I Just Noticed That The Exterior Lights Flash When I Start The Car For About 1 Minute. They Stop For About 10 Seconds And Then Flash Again...

I Hooked Up A Fuel Pressure Gage And Turned The Key To On. Fuel Shoots Up To 61psi. Then Trying To Start It Shoots Up To 65psi And Then Back...

My Daughter Was Driving Her 1999 Gmc Yukon When It Started To Idle Very High And Accelerate On Its Own. A Diagnostic Test Revealed The...