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Home >> Chevrolet >> 2013 >> Tahoe LS, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 2022 (Engine Controls/Fuel - 5.3L, 6.0L, 6.2L - DTC P0442 To DTC P3449 And Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> Service Bay Test >> Test Procedure

Test Procedure

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NOTE:

If the Service Bay Test aborts or fails, a DTC will NOT be set.

  1. Select the Service Bay Test with the scan tool.
    2. WARNING:

    Refer to Road Test Warning .

  2. Follow the instructions on the scan tool. The EVAP Service Bay Test should pass and should not abort or fail.
    • If the test aborts 

      Correct the condition for running the test, then retest.

      or

    • If the test fails 

      Repair the vehicle for the condition indicated by the failure message, then retest.

    • If the test passes 
  3. Verify that the EVAP I/M System Status is set to YES.
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