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Home >> Chevrolet >> 2022 >> Tahoe PPV, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 13 (Engine Controls And Fuel - 3.0L (Lm2) Diesel - Diagnostic Information And Procedures (4 Of 5)) >> Diagnostic Information and Procedures >> DTC P20EE, P249D, or P249E >> Repair Verification

Repair Verification

WARNING: This page is about a different variant/trim than selected.
NOTE:

Before returning the vehicle to the customer, perform the scan tool Reductant System Malfunction Service Bay Test to verify proper reductant system operation. If no repairs were performed, the Reductant System Malfunction Service Bay Test is not necessary.

  1. Perform the scan tool Reductant System Malfunction Service Bay Test .
    • If the test does not pass 

      Refer to Circuit/System Testing.

    • Go to next step: If the test passes 
  2. All OK.
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