GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Back Right of Engine Compartment


Object Number: 822086  Size: LF
(1)Engine Harness
(2)Fuse Block-Underhood
(3)Remote Battery Stud
(4)Positive Battery Cable
Figure 2:

Center of the I/P


Object Number: 826775  Size: LF
(1)Marker Lamp Switch (RQ2 and U86 or RQ3)
(2)Air Brake Pressure Gage (JE4)
(3)High Idle Switch (UF3)
(4)Automatic Transmission Fluid Temperature (TFT) Gage (Allison® LCT/UTX)
(5)Traction Control Switch (NW9)
(6)Outside Heated Mirror Switch (DB6/DB8)
(7)Exhaust Brake Switch (K40)
(8)Rear Axle Driver Control Switch (HPZ/Automatic Transmission)
(9)Inflatable Restraint I/P Module Disable Switch (AK5 w/o AQR)
(10)Air Suspension Dump Switch (G40/G45/GSJ)
(11)Power Take-Off (PTO) Switch
(12)Driver Information Center (DIC)
Figure 3:

Center of the I/P


Object Number: 826819  Size: LF
(1)Driver Information Center (DIC) Connector
(2)Radio Connector
(3)Auxiliary Power Post (-)
(4)Auxiliary Power Post (+)
(5)HVAC Control Assembly Connector C2
(6)HVAC Control Assembly Connector C1
Figure 4:

Console


Object Number: 953437  Size: LF
(1)Cigar Lighter (DT4)
(2)C315 (2 cavities)
(3)Park Brake Switch Connector (JE3 and C6/C7/C8)
Figure 5:

Front of Engine


Object Number: 822076  Size: LF
(1)Generator
(2)Generator Assembly
(3)Engine Harness
(4)Generator Ring Terminal
Figure 6:

Ground Zones


Object Number: 1326821  Size: LF
(1)G202/G200
(2)G102
(3)G103
(4)G205
(5)G203
(6)G106
(7)G400 (C4/C5)
(8)G400 (C6/C7/C8)
(9)G400 (LG4/LG5)
(10)G204
(11)G112
(12)G105
(13)G101
(14)G100 (LG5)
(15)G100 (RH Side of Engine Block - LB7/LLY)
Figure 7:

Lower Back of Engine


Object Number: 822074  Size: LF
(1)Starter
(2)Knock Sensor (KS)
(3)Engine Oil Level Switch
(4)Engine Oil Level Switch Connector
(5)Engine Harness
(6)Knock Sensor (KS) Connector
Figure 8:

Lower Right I/P


Object Number: 822034  Size: LF
(1)I/P Harness
(2)Fuse Block - I/P - 2
Figure 9:

Lower Right Side of the Engine


Object Number: 1217665  Size: MF
(1)G118
(2)Engine Block
(3)G120
(4)G119
Figure 10:

Rear of Engine Block


Object Number: 822069  Size: LF
(1)Engine Oil Pressure (EOP) Switch
(2)Engine Harness
(3)Engine Oil Pressure (EOP) Switch Connector
(4)Crankshaft Position (CKP) Sensor Connector
(5)G115
(6)Heated Oxygen Sensor (HO2S)-LH
(7)Crankshaft Position (CKP) Sensor