arsenalrocks
Well-Known Member
for the E92M3 the 6MT fluid change at dealer WILL require the computer to pump out the oil in the tranny cooler. the drain and fill method for DIYers will only drain and fill what is in the tranny but not in the cooler.
"The M3 manual transmission has a cooler that requires the BMW computer to cycle on/off to completely extract old fluid and take in new fluid."
http://www.billswebspace.com/M3E92TransFluidDIY.htm
part #8 is the temp sensor, which I know for a fact all track pack and R has, so I am almost certain gt350 works the same way.
only open up the path to the cooler when the temperature reaches certain degrees. doesn't make any sense say at below freezing all 3 coolers are still running.
nothing wrong with DIY just keep in mind most likely you were only be able to change what is in the diff/tranny but may not be able to change what is in the coolers.
"The M3 manual transmission has a cooler that requires the BMW computer to cycle on/off to completely extract old fluid and take in new fluid."
http://www.billswebspace.com/M3E92TransFluidDIY.htm
part #8 is the temp sensor, which I know for a fact all track pack and R has, so I am almost certain gt350 works the same way.
only open up the path to the cooler when the temperature reaches certain degrees. doesn't make any sense say at below freezing all 3 coolers are still running.
nothing wrong with DIY just keep in mind most likely you were only be able to change what is in the diff/tranny but may not be able to change what is in the coolers.
They used to have it on all cars. But when they changed the maintenance schedules only M cars kept the 1200 mile service. The maintenance schedule change was likely due to cost reasons since BMW covers the maintenance. So service intervals were most likely pushed to its limits. .
I asked my shop foreman.There is nothing special done through the diagnostic software that gets removed, opened, changed etc. The service indicator gets reset through the software, that's it,but only for this service, any others get done through the gauge cluster. BMW probably just really wants this to get done at the dealer I guess. Even if you're a DIY'er and don't use the maintenance plan. And the fluids are a drain and fill with filter change. Nothing is "flushed".
When you do a trans fluid level check on SMG's there are "test plan" procedures that involves the computer to check fluid levels that involve trans temps. The manuals is just the plug check. And I I remember correctly the SMG's don't get touched at the 1200 mile.
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