Chevrolet Avalanche Turn Signal Bulb Size

The Chevrolet Avalanche front turn signal requires bulb sizes 3157NA, 4157NA, or 5702AK, while the rear turn signal uses 3047 or 3057 bulb sizes. The replacement chart covers vehicle production years spanning 2007 to 2013 with corresponding bulb size specifications.

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

Front Turn Signal

YearsBulb Size
2010-20133157NA
20094157NA
2007-20085702AK

Rear Turn Signal

YearsBulb Size
2011-20133047
2007-20103057

Bulb Specifications

Description Bulb Size
ANSI standard (US & Canada). Dual-filament wedge bulb (T25), natural amber glass. 12V, 27W/7W.3157NA
ANSI standard (US & Canada). Dual-filament wedge bulb (T25), natural amber glass. 12V, 27W/7W.4157NA
Sylvania part number for a coated variant of the ANSI 3157 bulb. Dual-filament wedge bulb (T25), amber coating. 12V, 27W/7W.5702AK
ANSI standard (US & Canada). Single-filament wedge bulb (T25). 12V, 27W.3047
ANSI standard (US & Canada). Dual-filament wedge bulb (T25). 12V, 27W/7W.3057

Other Locations

Additional Notes