Check lube filters
To insure normal oil filter service life and to prevent oil leakage or possible internal engine damage, the Donaldson Co. Inc. and the Filter Manufacturers Council recommend the following procedure when replacing spin-on engine lube filters. 1. Open hood, remove the oil fill cap and place cap on air filter cover or any other flat
Exhaust system check
When your truck’s exhaust system is running well, the truck is quieter, exhaust emissions are low, and the back pressure within the system is balanced. You don’t want the muffler to put enough baffles in the exhaust flow so that it shuts down the sound, because it would also shut down the flow. If the