Back to 2005 Cadillac DeVille

2005 CADILLAC DEVILLE

4.6L V8 NorthstarFWDAUTOMATICgas
1 active safety recall on this vehicle — view recalls
Repairs0Labor471Torque4903Fluid6DTC855Battery0Maintenance0Recalls1
P2110high severityPowertrain

Throttle Actuator Control System Forced Limited RPM

on 2005 Cadillac DeVille 4.6L V8 Northstar · FWD

What this code means

The ECM has limited engine RPM due to a throttle control malfunction.

Symptoms

  • Engine won't rev past low RPM
  • Check engine light
  • Limited acceleration

Common causes

  • Throttle body fault
  • APP sensor issue
  • Wiring problem

Diagnostic steps

  1. Scan for companion codes
  2. Check throttle body operation
  3. Verify APP sensor signals

Repair notes

Fix underlying throttle system fault.

Other Powertrain codes on this vehicle

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