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The Central Place for GM Trucks

1995+ GMT400 Bulb Reference

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These bulb numbers are taken from Sylvania for a 1996 c1500 GMT400 truck, visit the Sylvania site if you would like to look up the references for another year/make/model vehicle

Low beam headlamp
9006

High beam headlamp
9005

Parking light
2357A

Front turn signal
2357A

Rear turn signal
1157
3057

Tail light
1157
3057

Stop light
1157
3057

High mount stop light
921

Fog/Driving light
H3-55W

License plate
194

Back up light
1156
3156

Front sidemarker
194

Ash tray
194

Glove box
194

Map light
168
211-2

Dome light
211-2

Step/Courtesy light
1003
168
194
74

Trunk/Cargo area
921

Under hood light
89
93

Instrument-general
161
194
74

Check engine indicator
74

Hi-beam indicator
161
74

Seat belt indicator
194
74

Brake warning
194
74

Automatic transmission indicator
161

Directional signal indicator
194
74

If you're using these bulb numbers for an LED conversion from superbright LEDs, you can cross reference these bulb numbers for the corresponding superbright LEDs here