Chevrolet Tiltmaster (W-Series) Side Marker Bulb Size

Chevrolet Tiltmaster (W-Series) front and rear side marker bulbs utilize 194 and 1157 sizes. The replacement chart covers vehicle production spanning 1986 to 2001.

The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.

Front Side Marker

YearsBulb Size
1992-2001194
1986-19881157

Rear Side Marker

YearsBulb Size
1988194
1986-19871157

Bulb Specifications

Description Bulb Size
ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W.194
ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V, 21W/5W.1157

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