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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 12 (Engine Controls And Fuel - 2.8L (LWN) Diesel - Diagnostic Information And Procedures (3 Of 3)) >> Diagnostic Information and Procedures >> Reductant System Malfunction Service Bay Test >> Description

Reductant System Malfunction Service Bay Test: Description

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A Reductant System Malfunction Warning Service Bay Test is required when the Exhaust Fluid Quality Poor message is displayed on the driver information center (DIC). The Reductant System Malfunction Warning Service Bay Test is used to verify proper operation of the reductant system and clear the Diesel Exhaust Fluid Quality warning after the condition causing the warning has been repaired.

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