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1973 - 1979 F-100 & Larger F-Series Trucks Discuss the Dentsides Ford Truck
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Old Jan 9, 2006 | 04:39 PM
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794x4
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I just bought my brothers old truck.its a 79 4x4 with a 400 and c6.the c6 was suppose to use dexronIII trans fluid.but he used type f.right after he put the type f in he started having problems.so the he switched to the dexronIII.but it really didnt help it out any.so now the only gear it has is reverse.so is there any help or am i forced to replace or rebuild the tranny
 
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Old Jan 9, 2006 | 06:19 PM
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Originally Posted by 794x4
I just bought my brothers old truck.its a 79 4x4 with a 400 and c6.the c6 was suppose to use dexronIII trans fluid.but he used type f.right after he put the type f in he started having problems.so the he switched to the dexronIII.but it really didnt help it out any.so now the only gear it has is reverse.so is there any help or am i forced to replace or rebuild the tranny
It's not likely the type F hurt it, if anything it will make it shift a bit stiffer, go to the tranny forum and see if one of the tranny guys can talk you threw it.
 
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Old Jan 9, 2006 | 06:36 PM
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Maybe read post #1 on this thread.

https://www.ford-trucks.com/forums/s...d.php?t=102632


Any of the Dextron ATF's will be fine.

FTE also has a Drivetrain forum that discusses transmissions
 
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