Hyundai Azera: Vehicle certification label

The vehicle certification label attached on the driver’s (or front passenger’s) side center pillar gives the vehicle identification number (VIN).
Vehicle identification number (VIN)
Tire specification and pressure labelFuel lines, fuel hoses and connections
Check the fuel lines, fuel hoses and connections for leakage and damage. Have
an authorized HYUNDAI dealer replace any damaged or leaking parts immediately. ...
Heated Oxygen Sensor (HO2S) Description and Operation
Description
Heated Oxygen Sensor (HO2S) consists of the zirconium and the
alumina and is installed on upstream and downstream of the Warm-up
Catalytic Converter (WCC).
After it compares oxygen ...
Suspension mounting bolts
Check the suspension connections for looseness or damage. Retighten to the specified
torque. ...