GMC C2500 Crankshaft Sensor

Put New Engine On My Truck But On The Timing Cover Its A Pick Up Position "wheel" That I Miss On The Old Block And Can't Find It, Its For...

I Have Taken My Truck To The Shop Because It Would Turn Over But Not Start. It Was Running Fine And Then It Started To Back Fire And Surge....

Hello, I Have A 2003 2500 Hd That Has A Trouble Code Of P0336 I Am Not Familar With The Gm New Models With The 6.0 Engine Where Is The Crank...