WARNING: This page is about a different car, the 2003 GMC Savana and 2003 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Locating Crankshaft Position Sensor
Courtesy of GENERAL MOTORS CORP.
Fig 2: Locating EVAP Purge Solenoid & MAP Sensor
Courtesy of GENERAL MOTORS CORP.
Fig 3: Locating EVAP System Components
Courtesy of GENERAL MOTORS CORP.
Fig 4: Locating Heated Oxygen Sensors
Courtesy of GENERAL MOTORS CORP.
Fig 5: Locating Intake Air Temperature & Mass Airflow Sensors
Courtesy of GENERAL MOTORS CORP.
Fig 6: Locating Knock Sensor & TP Sensor, Idle Air Control Valve & Ignition Coil