2007 Dodge Ram 3500 Pickup Owner Manual Diesel - Page 413

MAINTAINING YOUR VEHICLE 413 Lubricant Selection for 6-Speed Manual Transmission - If Equipped If it becomes necessary to add fluid or change the fluid, be sure to use the same lubricant or equivalent. Refer to Fluids, Lubricants and Genuine Parts for the correct lubricant type. Automatic Transmission Fluid Level Check The fluid level should be checked when the engine is fully warmed up and the fluid in the transmission is at normal operating temperature. Operation of the transmission with an improper fluid level will greatly reduce the life of the transmission and of the fluid. Check the fluid level whenever the vehicle is serviced. Procedure For Checking Fluid Level To properly check the automatic transmission fluid level, the following procedure must be used: 1. The vehicle must be on level ground. 2. The engine should be running at curb idle speed for a minimum of 60 seconds. 3. Fully apply parking brake. 4. Place the gear selector briefly in each gear position ending with the lever in N (Neutral). 5. Remove the dipstick and determine if the fluid is hot or warm. Hot fluid is approximately 180°F (82°C) which is the normal operating temperature after the vehicle has been driven at least 15 miles. The fluid can not be comfortably held between the finger tips. Warm is when fluid is between 85° - 125°F (29° - 52°C). 6. Wipe the dipstick clean and reinsert until seated. Remove dipstick and note reading. a. If the fluid is hot, the reading should be in the crosshatched area marked "OK". 7