GMC SIERRA ENGINE

Sorry Guys-you Have The Wife Of A Very Frustrated Guy Here. I Have To Ask, As He's At His Wit's End, So Please Bear With Me. Bought The...

Cranks, But Won't Start. In The Past The Security Light Would Come On While Driving, And It Would Start Some Times And Other Times Crank...

I Have Had My Vehicle To 3 Different Dealers To Diagnose The Problem For A Fix. No Error Codes Are Being Stored Is One Issue And The Service...

How To Change The Block Heater On The 6 Liter Denali Engine? Is It Threaded Or Compression?

Having A Difficult Time Finding All The Torque Specifications Needed For Reassembly. Cam Phaser Bolt Oil Pump Bolts, Cylinder Head Bolts...

If Truck Sits For 8 Hours Or Less, It Cranks Right Up & Runs Great. If Sits For 12 Hours Or More. It Takes A Whole Battery To Get Started....

Truck Has Been Sitting All Winter. Fuel Pressure 55 Psi Koeo. Has Injector Signal From Pcm. When Cranking Rpm Shows 330-390 Rpms. Has Spark...

Truck Was Running Fine And Stopped One Day On Side Of Road, It Cranked Back Up Went A Little More Then Quit, Got It Home And It Turned...

I Just Bought This Vehicle From A Chevrolet Dealer And Drove It About Two Weeks And It Said Low Oil When I Was Pulling A S10 Chevrolet Truck...

Okay So My Truck Is The Short Bed Step Side Single Cab. Currently Has A 350 In It And Had A Five Speed Manual. Swapped It To A Th400...