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My 4BW steering has started clunking. It’s when I transition from left to right or right to left. Clunks every time almost feels like a gear is missing a tooth as it skips over. Anyone deal with this? Scheduled time at the dealer which I don’t like taking it in at all costs.

Morning When it’s cold outside and 4BW is parked outside for full day the shifter is really loud for first few minutes. 20 degrees and under is typical spot. It’s loud when shifting and when first moving will be loud her car hits bumps. Goes away pretty quick and goes back to normal. It’s a...

When car is cold during the winter I hear a whirring sound from the rear end. When it warms up it goes away. Should I try a fluid change or what’s your thoughts?

I have thought AKG system was ok. I tried sound mode rear and wow so much better. Go give it a try! I’m

Hi all, Curious what PTM setting you are using for autocross events?

1700 miles and in I love my 4BW 6 speed. The two personalities this car is my favorite part! One minute I can comfortably and quietly roll down the road with my seat massaging my back. In an instant with push of V it comes to life! I was a little worried about coming from a 5 liter V8 in my...

Curious if others find second gear hard to engage compared to others? I grind second sometimes trying to get it in with clutch fully engaged. I think I have it and when I release clutch it pops out with a grind. Also have had a few cases where when I go second to neutral full clutch in it...

Hi all, 4BW with top tier seats. The lumbar on the driver seat on its own inflates to full. I can let all the air out which I prefer and 5 mins later it’s back full again on its own. Any ideas?

Anyone near Rochester Mi with a manual 4BW. I would like to compare my clutch with another car. Mine chatters from dead stop on certain cases and I don’t think it’s right.

Anyone get chatter when starting from dead stop and with no throttle? CT4 if it matters. Wondering if I should slip clutch to try to smooth it out.

Hi all, Picked up a 4BW on Monday! When I start car every time the massage feature turns on and I have turn off. What do I need to do to have it start off every time?

Hello Anyone know when 23 4BW pricing will be posted by GM?