1984 6.9 with c6 won't stay in 3rd gear, keeps down shifting no matter the load.

Asked by harvester Oct 20, 2014 at 08:25 PM about the 1984 Ford F-250 XLT Standard Cab LB

Question type: Maintenance & Repair

When I start in drive I have to manually put in 2nd for it to shift.
Then I put in D but it won't shift into 3rd until I drop down into 2
nand force it to shift, it shifts for a moment but qucikly
downshifts back to second no matter the load. It was shifting
hard now not at all. Please help!!

1 Answer

144,885

Sound,s like tranny may be going out,check fluid,if full get ready for rebiuld or replace.

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