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Home >> Chevrolet >> 2021 >> Trailblazer ACTIV, FWD >> Repair and Diagnosis >> Engine Mechanical >> Cooling Fan >> Engine Heating And Cooling System >> Repair Instructions >> Engine Coolant Pump Data Reset >> With Scan Tool

With Scan Tool

  1. Ignition - On / Vehicle - In Service Mode
  2. Select: Module Diagnostics
  3. Select: Engine Control Module
  4. Select: Configuration/Reset Functions
  5. Select: Reset Functions
  6. Select: Engine Coolant Pump Data Reset
  7. Follow the instructions on the scan tool.