Interior Lights Dimming Schematics

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Dimming Control & LED Dimming Circuit Schematic - 1 Of 3

Courtesy of GENERAL MOTORS CORP.

Fig 2: LED Dimming Circuit Schematic - 2 Of 3

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Fig 3: LED Dimming Circuit Schematic - 3 Of 3

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Fig 4: I/P Bulb Dimming Circuit Schematic - 1 Of 2

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Fig 5: I/P Bulb Dimming Circuit Schematic - 2 Of 2

Courtesy of GENERAL MOTORS CORP.