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Home >> Chevrolet >> 2006 >> Chevy Express G2500, Van Cargo Extended, 6.6 2 >> Repair and Diagnosis >> External Pages >> Different car >> Section 1788 (Data Communication System) >> Diagnostic Information and Procedures >> DTC B137B >> Circuit/System Verification
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Circuit/System Verification

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With a scan tool, verify that DTC U182A is not set in the SDGM, and U189A is not set in the HPCM.

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