Post 3 above. This was my thoughts. Did you prime your oil filter??
Oil change caused variable valve timing solenoid code?
- Thread starter bobsmyth
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OP hasn’t posted since September 5th, he’s most likely not coming back
3 yr old battery could possibly have a weak cell causing a spike in the system setting a false code even though it starts fine.
GM systems are sensitive and can set errant codes, lots of mystery U codes get set this way.
Clear and monitor codes.
OEM battery in my '16 nox only lasted 3 yrs.
GM systems are sensitive and can set errant codes, lots of mystery U codes get set this way.
Clear and monitor codes.
OEM battery in my '16 nox only lasted 3 yrs.
