GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 1999 🢒 Firefly (Canada) 🢒 Engine 🢒 Engine Controls - 1.0L 🢒 Engine Controls Schematics
Figure 1:

Cell 20: Power and Ground
Object Number: 278529 Size: FS
Figure 2:

Cell 20: MIL and DLC
Object Number: 278532 Size: FS
Figure 3:

Cell 20: Ignition System
Object Number: 278533 Size: FS
Figure 4:

Cell 20: CMP Sensor and CKP Sensor
Object Number: 278534 Size: FS
Figure 5:

Cell 20: Fuel Controls
Object Number: 278535 Size: FS
Figure 6:

Cell 20: Engine Data Sensors
Object Number: 278536 Size: FS
Figure 7:

Cell 20: HO2S Sensors
Object Number: 278538 Size: FS
Figure 8:

Cell 20: Idle Speed Control
Object Number: 278541 Size: FS
Figure 9:

Cell 20: Idle-Up Signals
Object Number: 278542 Size: FS
Figure 10:

Cell 20: EVAP Controls
Object Number: 443992 Size: FS
Figure 11:

Cell 20: EGR Controls and EFE Heater
Object Number: 278539 Size: FS
Figure 12:

Cell 20: Cooling Fan Controls and A/C Controls
Object Number: 278543 Size: FS