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GMC
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2001
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Sierra 1500 HD, RWD
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls - 4.8L, 5.3L, And 6.0L - Component Locator
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Component Locator
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Engine Controls Component Views
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LR of the Engine Compartment Components (w/Electronic Throttle Controls)
LR of the Engine Compartment Components (w/Electronic Throttle Controls)
Fig 1: TAC Module And Underhood Junction Block
Courtesy of GENERAL MOTORS COMPANY
Callout
Component Name
1
Throttle Actuator Control (TAC) Module
2
Throttle Actuator Control (TAC) Module Connector
3
Junction Block-Underhood