GM Service Manual Online
For 1990-2009 cars only

EVAP and EGR Controls

EVAP and EGR Controls


Object Number: 650616  Size: FS
Master Electrical Component List
Evaporative Emission Control System Description
Sensor Controls: Heated Oxygen Sensor (5.0L, 5.7L with 4L60-E)
Engine Data Sensors
OBD II Symbol Description Notice
Ignition A, Ignition B Fuses, and Ignition Switch
Engine 1 Fuse (4.3L, 5.0L, and 5.7L)
Fuel Pump Controls