Lost O/D on the Highway (P0753)

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Nov 14, 2008 | 10:54 PM

#11

MonteC

Record Breaker

Joined: Nov 2003

Posts: 1,256

Likes: 2

From: North Charleston, SC

Quote:

Originally Posted by HankL

On a 2500 Ram only
there is a ATF temperature sensor thermistor
that if malfunctioning
will not allow the auto transmission
to shift into Overdrive
because the false signal
makes the PCM computer think
the ATF is too cold or too hot

All of the truck transmissions have them. Some are built into the governor pressure sensor, and some are built into the o/d and l/u solenoids.

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