Subject: Stuck In Park
From: paul lamar
Date: 10/5/2016, 1:13 PM
To: A10-Me-Earthlink



I worked at a local place that sold RV trailers, installed truck
accessories and rented utility trailers. I argued with him numerous
times about inspecting trailers when they came back from rental to
ensure they were good to go next time. He wanted to not put out the
money until he knew he would have income from it. Once he took a
week off and we went through the trailers. The next bunch of rentals
went well as just hook up and verify lights. One vehicle the truck
wiring was screwed up. Anyway that business may go broke over the
winter due to passing off too many customers.

Dale Davies


We have been delayed yet another day. We are not scheduled to tow it
up until Thursday the 6th.


Dale, can you find something out about that Ram ProMaster 1500 stuck
in park problem? I'll send some pictures later this morning.

Paul Lamar

Paul,

Not sure if this applies to your stuck in park problem, but I have seen
on several different makes of vehicle the inability to get out of park
because the driver rarely set the parking brake which left the vehicles
weight on the pin that locks the transmission in park. Eventually the
hole gets elongated or ovalized and begins to stick. I've seen some
where if you rocked the vehicle while someone tried to shift you could
get it out and others that required a tow truck to pull the weight off
the pin. It's generally more difficult if the vehicle is on a slope.

Cheers

Rob Brawley

Thanks Rob.

We tried that. No luck.

This green lever supposedly gets you into reverse.

Paul Lamar

Looks like it could be related to the brake light switch. As per almost
everything in new vehicles it works through the body control portion of
the computer. For a while vehicles had a different computer for
different functions; engine, transmission, heater/AC. Some had up to 10
computers.

The brake switch is an input signal. The body computer turns on a relay
for the brake lights and another to release a lock for the shifter. On
some models they have had issues with the lock adjustment. Basically
related to poor quality plastic crap. A few years ago they had an issue
with the power steering return hose leaking on the Caravans and a Jeep
model that was identical from the back of the front doors ahead. It
would leak in the same piece of rubber hose every unit. The line had two
rubber hose components.

Why just the one I do not know. It was such a problem that parts were
back ordered three months. Some people were on the Highway in the winter
and drove home without power steering. Needless to say the pump was shot
also. Our temporary repair was a single braid hydraulic hose with
compression fittings to fit the steel tube.

They found out the limit of cheap on that deal. They also had a lot of
issues on pickup truck heater/AC systems. If one system you had to
remove the console and change a stepper motor. All had numerous heater
refresh to computer.
Yours should still be on warrantee so should be free fix at the dealer.
Bitch like hell as if they want your right hand!
Dale Davies


Highly likely as there were four wires on the brake light switch and we
may have chosen
the wrong cold one to wire the trailer brake controller. The trailer
brake controller instructions spoke
of only two.


Thanks Dale.

Paul Lamar



Typically the ignition must be on and brake line pressure high enough to turn on the brake light switch before the trans can be moved out of park. If an attempt has been made to move the lever below this line pressure,
the shifter cable my be pulled out of adjustment.Lynn E. Hanover


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