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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 >> Charge Air Cooler Diagnosis (Induction System Smoke Test) >> Circuit/System Description

Circuit/System Description

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

The purpose of the Induction System Smoke Test is to aid in finding an air leak anywhere in the induction system including the crankcase ventilation system.