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10-14-2003, 08:48
Oil Pressure Switch & Lift Pump Fix
By Pete Sutsos & Bob Triebel

http://www.TheDieselPage.com/members/features/sutsos.htm

Some 6.2/6.5 owners have experienced a high rate of either oil pressure switch or lift pump failures. A portion of these could be attributed to the design of the associated components, and not having a suitable rating for the electrical load. This article will show what you can do to increase the reliability of the lift pump system.