GMC W6500 Forward Instrument Panel Bulb Size

The GMC W6500 Forward instrument panel utilizes unique bulb sizes 158, 161, 168, 194, and 1893 for various lighting components located within the main dashboard cluster. Data for the specified vehicle components covers the range from 1987 through 1996 for the listed lighting applications.

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

Bulb Size by Year Range

If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.

YearsUS TypeEU TypeShop
1996158 (Tiltmaster)158Check Price
1994-1995161 (Tiltmaster)161Check Price
1993168 (Tiltmaster)W5WCheck Price
1992161 (Medium Duty)161Check Price
158 (Tiltmaster)158Check Price
1991194 (Medium Duty)W5WCheck Price
168 (Tiltmaster)W5WCheck Price
1990168 (Medium Duty)W5WCheck Price
1893 (Tiltmaster)1893Check Price
1989194 (Medium Duty)W5WCheck Price
1893 (Tiltmaster)1893Check Price
198818931893Check Price
168 (Medium Duty, With 2 Rectangular Headlights)W5WCheck Price
161 (With 2 Round Headlamps)161Check Price
1987168W5WCheck Price
194W5WCheck Price
1893 (With 4 Round Headlamps)1893Check Price

Bulb Specifications

Description Type Shop
ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3W.158Check Price
ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 1W.161Check Price
ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 4.9W.168Check Price
ECE standard (Europe & worldwide). Single-filament signalling bulb with W2.1x9.5d wedge base. 12V, 5W.W5WCheck Price
ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W.194Check Price
ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 2W.1893Check Price

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