These days they use air ratchets for everything- too lazy to grab a torque wrench. Bolt was probably stripped when it was put back on after the last oil change.
2011.5 LeMans Blue e92 DCT, ZCP, European Delivery. Edition Grilles, Reflector delete, Rear Fogs Enabled, Borla/Encore Innovation Exhaust, LUX Angel Eyes, 255x285's, Dinan 3.45 Rear, BPM Stage II. "Last of the V-8 Interceptors, a real piece of history..."