C 2500 Suburban 2WD V8-5.7L VIN R (1996)
Oil Line: Service and Repair
Oil Cooler Lines
ENGINE OIL COOLER LINE REPLACEMENT
The optional oil cooler is either an integral pan of the radiator or a separate unit placed in front of the radiator. Cooler lines and hoses are serviceable.
OIL COOLER SYSTEM SERVICE
If foreign material has entered the oil cooler or if the engine has been damaged internally, flush the oil cooler, connecting lines, and filter adapter
assembly in the following manner.
Engine Oil Cooler (5.0/5.7L Engines Without Heavy Duty Cooling)
Engine Oil Cooler (5.7L Engine With Heavy Duty Cooling)