Back to 2004 Buick Century

2004 BUICK CENTURY

3.1L V6FWDAUTOMATICgas
2 active safety recalls on this vehicle — view recalls
Repairs0Labor473Torque2471Fluid6DTC779Battery0Maintenance0Recalls2
P2107high severityPowertrain

Throttle Actuator Control Module Processor

on 2004 Buick Century 3.1L V6 · FWD

What this code means

Internal processor fault in the throttle actuator control module.

Symptoms

  • Check engine light
  • Limp mode
  • Erratic throttle behavior

Common causes

  • ECM/TCM internal failure
  • Power supply issue
  • Software corruption

Diagnostic steps

  1. Check ECM power supply voltages
  2. Attempt software reflash
  3. Check for TSBs

Repair notes

Reflash ECM software. If fault persists, replace ECM.

Other Powertrain codes on this vehicle

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