Back to 2016 Cadillac ATS

2016 CADILLAC ATS

2.5L I4RWDAUTOMATICgas
2 active safety recalls on this vehicle — view recalls
Repairs0Labor505Torque4920Fluid7DTC960Battery0Maintenance0Recalls2
P2764high severityPowertrain

Torque Converter Clutch Pressure Control Solenoid Stuck Off

on 2016 Cadillac ATS 2.5L I4 · RWD

What this code means

The TCC pressure control solenoid is stuck in the off position.

Symptoms

  • No torque converter lockup
  • Higher RPM at highway speed
  • Poor fuel economy
  • Overheating transmission

Common causes

  • Failed solenoid
  • Contaminated fluid blocking valve
  • Valve body stuck

Diagnostic steps

  1. Command TCC operation with scan tool
  2. Check for fluid contamination
  3. Pressure test

Repair notes

Replace solenoid. Check for debris in valve body.

Other Powertrain codes on this vehicle

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