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Home >> Chevrolet >> 2007 >> Chevy Express G2500, Van Cargo Extended, 6.6 2 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 6.6L (LLY) - DTC P2544 To DTC P268A >> DTC P2563 >> Repair Verification

Repair Verification

  1. Engine running, observe the TC Vane Position Sensor and the Desired TC Vane Position parameters. Slowly increase the engine speed to 2,500 RPM, and slowly return the engine speed to idle.
  2. The TC Vane Position Sensor parameter should remain near or equal to the desired TC Vane Position parameter.
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