Operation CHARM
: Car repair manuals for everyone.
Home
>>
Chevrolet
>>
2004
>>
Silverado 1500 4WD V8-5.3L VIN T
>>
Repair and Diagnosis
>>
Powertrain Management
>>
Computers and Control Systems
>>
Engine Control Module
>>
Description and Operation
>>
Throttle Actuator Control (Tac) System
Manuals through 2025 now available!
Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.
LEMON is the logical successor to CHARM, I recommend you try it!
Link:
lemon-manuals.la
Throttle Actuator Control (Tac) System
POWERTRAIN CONTROL MODULE
The PCM determines the driver's intent, then calculates the appropriate throttle response. This information is sent to the TAC module through a dedicated serial data line.