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O/D light Flashes codes P0503 and P1500 int vss
Posted to Transmission Forum on 3/21/2003 1 Reply

Hi all,

Just wondering if any of you have run across this problem. 1999 F150 5.4 4r70w trans. 4x4 truck. 85k miles. After driving 12-15 miles on freeway kicks codes p0503 and p1500 also od light starts flashing. Monitoring VSS Pid very erratic. Staying at 60... Login to read more.

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