Saw this on denver cl as well.

with lots of will and time on your hands anything could be accomplished.

So much work/time spent on 13 y.o. car. You would have been better off buying 03+, imo.

Bulletin Date: JUL 2006
TRANSMISSION CONTROL MODULE (TCM) UPGRADES AVAILABLE TO CORRECT COMPLAINTS/SYMPTOMS. *TT

Bulletin number 10016434

Ok, good point about ECT sensor. Although I have checked the sensor via ELM-obd2 interface and it seems to work.
But what about the camshaft position code coming up?

when coming to stop. Goes good when over 20 mph. No transmission codes from the dealer. Suggested that the valve body could be bad. How likely is that the transmission is good? Also how hard is it to replace a valve body on these cars. Is there any point in bothering with just the valve body? Would ...

97 854GLT 127K miles. Recent purchase = going over some annoying things. new camshaft and crankshaft position sensors from the shop that sold me the car. his usually happens when car is still warm. For instance, today i idled it to check for leaks from the outlet transmission cooling line i attempte...

there's no fluctuation of the gauge whatsoever. once it get's to slightly above 3 o'clock it stays there.
it's only in scanmaster-elm software that i could see temperature changing from 95-100 back and forth, etc.

97 854GLT 127K miles I was checking the temperature via ELM OBD2 reader. I put in a new thermostat 87C one from Calorstat. Drove around with the live reading and it was showing anywhere from 95 C to 100 C. Is this normal? Isn't the idea of thermostat to keep the engine at 87C? The temperature gauge ...

anyone dare to chime in?