gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Alternator|Specifications|Page 17648 > < Alternator|Specifications
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Alternator: Locations

Left Side of Engine (4.3L)

1 - Generator
2 - Throttle Body
3 - Transmission
4 - Park/Neutral Position (PNP) Switch 
5 - Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2
6 - Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1
7 - Knock Sensor (KS) - 1
8 - Engine Coolant Temperature (ECT) Sensor
9 - A/C Compressor Clutch (C67/CJ2)

Top of Engine Diesel

Alternator|Specifications|Page 17648 > < Alternator|Specifications