Engine Oil Change: Overview RAM Cab & Chassis 3500 HD

Change engine oil at mileage and time intervals described in Maintenance Schedules. Refer to MAINTENANCE SCHEDULES, DESCRIPTION .

Run engine until achieving normal operating temperature.

1. Position the vehicle on a level surface and turn engine off.
2. Hoist and support vehicle on safety stands.
3. Remove oil fill cap.
4. Place a suitable drain pan under crankcase drain.
5. Remove drain plug from crankcase and allow oil to drain into pan. Inspect drain plug threads for stretching or other damage. Replace drain plug if damaged.
6. Install drain plug in crankcase. Torque to 34 N.m (25 ft. lbs.).
7. Lower vehicle and fill crankcase with specified type and amount of engine oil described in this information.
8. Install oil fill cap.
9. Start engine and inspect for leaks.
10. Stop engine and inspect oil level.

Note. Care should be exercised when disposing used engine oil after it has been drained from a vehicle engine. Refer to the WARNING at beginning of this information.

Scheme 150

Scheme 151

1. Disconnect the negative battery cable.
2. Loosen both the left and right side engine mount through bolts. Do not remove bolts.
3. Install Engine Support Fixture (special tool #8534B, Fixture, Driveline Support) (1). Do not raise engine at this time.
4. Remove the structural dust cover (2). Refer to «COVER, STRUCTURAL DUST, REMOVAL, 5.7L»(ref-476518-S10008704112012060400000) .
5. Remove the fan and the fan shroud.
6. Drain engine oil.
7. Disconnect transmission fluid cooler lines at radiator, transmission fittings and clips. NOTE: When disconnecting the transmission oil cooler lines, it is necessary to replace the line clip that is located on the oil pan stud. The retention force of the clip is severely degraded upon removal.
8. Remove the front crossmember. Refer to «CROSSMEMBER, LOWER CONTROL ARM, REMOVAL»(ref-476503-S26068481572012060400000) and «CROSSMEMBER, TRANSMISSION, REMOVAL»(ref-476503-S02999899352012060400000) .
9. Raise engine using Engine Support Fixture (special tool #8534B, Fixture, Driveline Support) (1) to provide clearance to remove oil pan. NOTE: Do not pry on oil pan or oil pan gasket. The gasket is integral to engine windage tray and does not come out with oil pan. NOTE: If more clearance is needed to remove oil pan the transmission mount can be removed, and the transmission can be raised to gain clearance. NOTE: The double ended oil pan studs must be installed in the same location that they were removed from.
10. Remove the oil pan mounting bolts using the sequence provided.
11. Unbolt oil pump pickup tube and remove tube. NOTE: When the oil pan is removed, a new integral windage tray and gasket assembly must be installed. The old gasket cannot be reused.
12. Discard the integral windage tray and gasket and replace.