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Old 09-08-2017, 09:56 PM   #5
L99BEN
 
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Drives: 2023 BMW M4 Competition
Join Date: Dec 2012
Location: USA
Posts: 657
Quote:
Originally Posted by HCGxKaLiBeR View Post
Same here. At first I thought someone is knocking my right window or door.

prob exhaust cooling down like everyone said or a fuel tank pressure thing.
I have been wondering what this is as well.
Happens a few minutes later with the car turned OFF. Like someone lightly knocking on my car back window somewhere.
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2023 BMW M4 Competition (daily)
2022 ZLE M6 (weekend toy)
2022 BMW X3m40i

Past:
2022 Tesla S Plaid
2020 Shelby GT500 sold
2019 Hellcat Redeye-traded for new GT500
2019 ZL1 A10 - sold (meh)
2019 Tesla M3P
2016 Hellcat Challenger - A8 sold but never forgotten
2016 Camaro 2SS M6
2014 Mustang GT A6
2012 Mustang GT M6 "brembo" 3.73/FBO
2012 Camaro SS L99 (Wife's)
- slow
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