Just an update... Brought it back into shop and they weren't of much help. Basically didn't want to put time/effort into solving issue. A few days later I was on the highway and suddenly OD started working again and has been fine since. Perhaps the relentless cold/snow/over salted roads caused a tem...

Thanks!

I was looking into that. Hopefully it works out. I've never used the OD lock, so I don't think I'd miss it. I'm just afraid of screwing up the transmission by continuing to drive on highways...

Hello, This is my first post here. I've read over some issues pertaining to the overdrive not engaging on 240s. I will try to detail my issues here as closely as possible to get any advice, which would be much appreciated. I'm really not an expert at all, though whenever I've had issues with this ca...