| 10w40?? Is that oil rated for diesel? Make sure you are using the right oil...normally diesel oil is 5w40, 15w40, or 5w30 if you use AMSOIL HDD.
The GM answer to oil useage is 1 qt useage per 100 gallons of fuel. (about 4 tanks)
__________________ 2004 GMC 2500HD D/A CC Carbon Metallic w/ LB7
4" turbo back MBRP exhaust, Cognito UCAs & HD tierods
TST Powermax Programmer, Diablosport Predator
285/75-16 BFG T/A KOs, Eagle Alloys Series 187
Clifford 2 way remote start, High Idle, Bilstein 5100s, 1.5" lift blocks
AFE Magnum Force Stage 2 Proguard 7 intake Waiting install:Rancho Steering stabilizer....all thanks to NorCal Truck Support your Supporting Vendors |