P2601high severityPowertrain

Coolant Pump A Control Circuit Range/Performance

on 2023 Chevrolet Bolt EUV 65 kWh Single Motor FWD · FWD

What this code means

The electric coolant pump is not performing as expected.

Symptoms

  • Intermittent overheating
  • Check engine light
  • Reduced cabin heat

Common causes

  • Weak pump motor
  • Partial blockage
  • Control module fault
  • Low coolant

Diagnostic steps

  1. Verify coolant level
  2. Monitor pump current draw
  3. Check for blockage

Repair notes

Check coolant level first. Replace pump if current draw abnormal.

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