2006 Ford F350 Owner Guide 2nd Printing - Page 292

Maintenance and Specifications Item Automatic transmission TorqShift (5-speed) Windshield washer fluid 1 Ford part name Ford part or equivalent number Motorcraft XT-6-QSP MERCON௡ SP ATF 2 Motorcraft Premium Windshield Washer Concentrate ZC-32-A Ford specification MERCON௡ SP WSB-M8B16-A2 Add 8 oz.(236 ml) of Additive Friction Modifier XL-3 or equivalent meeting Ford specification EST-M2C118-A for complete refill of limited slip axles. Ford design rear axles contain a synthetic lubricant that does not require changing unless the axle has been submerged in water. Dana rear axles also contain a synthetic lubricant but do require a change. Refer to your scheduled maintenance information for change intervals on Dana rear axles. 2 Ensure the correct automatic transmission fluid is used. Transmission fluid requirements are indicated on the dipstick handle. Check the container to verify the fluid being added is of the correct type. Refer to your scheduled maintenance information to determine the correct service interval. MERCON௡, MERCON௡ V and MERCON௡ SP are not interchangeable. DO NOT mix MERCON௡, MERCON௡ V and MERCON௡ SP. Use of dual usage fluids in an automatic transmission application requiring MERCON௡ SP may cause transmission damage. Use of a transmission fluid other than the recommended fluid may cause transmission damage. 292 2006 F-250/350/450/550 (f23) Owners Guide (post-2002-fmt) USA (fus)