GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 1998 🢒 Lumina 🢒 Engine 🢒 Engine Controls - 3.1L 🢒 Engine Controls Schematics
Figure 1:

Power, Ground, MIL, DLC
Object Number: 198113 Size: FS
Figure 2:

Ignition System, Knock Sensor
Object Number: 206357 Size: FS
Figure 3:

Fuel Control
Object Number: 198222 Size: FS
Figure 4:

Fuel Injectors
Object Number: 198164 Size: FS
Figure 5:

Indicator Lamps
Object Number: 198174 Size: FS
Figure 6:

Engine Data Sensors-A/C Refrig Press, TP, MAP, ECT, IAT
Object Number: 198182 Size: FS
Figure 7:

Engine Data Sensors-MAF, EVAP Vent, EVAP Purge, EGR
Object Number: 198190 Size: FS
Figure 8:

Engine Data Sensors-HO2S 1, HO2S 2
Object Number: 198206 Size: FS
Figure 9:

IAC, Engine Oil Level, Engine Oli Pressure
Object Number: 198239 Size: FS
Figure 10:

VSS, Cruise
Object Number: 198232 Size: FS
Figure 11:

Automatic Transaxle


Object Number: 198248 Size: FS
Figure 12:

Transaxle Range Switch Part 1
Object Number: 198258 Size: FS
Figure 13:

Transaxle Range Switch Part 2
Object Number: 198264 Size: FS
Figure 14:

Coolant Fans
Object Number: 198274 Size: FS
Figure 15:

A/C Compressor Controls
Object Number: 198325 Size: FS