GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
1999
🢒
GMC P42 Commercial Chassis
🢒
Engine
🢒
Engine Mechanical - 4.3L
🢒 Draining Fluids and Oil Filter Removal
Remove the oil pan drain plug and allow the engine oil to drain into a suitable container.
Remove the oil filter.
Discard the oil filter.
Remove both the engine block coolant drain hole plugs and allow the coolant to drain into a suitable container.