2003 CHEVY with CODE P016 WHATS this mean and how to CORRECT

P0016 Code Fix: Crankshaft-Camshaft Correlation Error & Repair

P0016 Code: Camshaft Position A - Camshaft Position Correlation (Bank 1) - In The Garage with CarParts.com

Chevy Venture P0456: Meaning, Causes, How to Fix | Drivetrain Resource

This 2018 Chevy Traverse has a check engine light indicating code P0455, which means a large EVAP leak. I initially checked for obvious leaks but found none, so I used a smoke machine to detect emissions leaks. I didn't see any leaks up front, but I found a big leak in the rear of the vehicle right by the gas cap, suggesting a possible issue with the charcoal canister or an emission line. I'll need to raise the vehicle to investigate further, as something may have struck it on the road. At least

Chevy Malibu P0455: EVAP System Large Leak Detected Diagnosis | Drivetrain Resource