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Home >> Buick >> 2019 >> Regal TourX Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 139 (Engine Controls And Fuel - 3.6L (LGX) - Diagnostic Information And Procedures (P0449-P3436) And Symptoms) >> Diagnostic Information and Procedures >> Fuel Leak Diagnosis >> Diagnostic Aids

Diagnostic Aids

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Fluorescent dye assists in locating leaks in the system. A high-intensity black light will make the dye glow: - Green or Yellow

Illuminate the area (s) of concern For example:

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