Toyota 2003 Tundra Owner's Manual page 322

'03 TUNDRA_U (L/O 0301)
—Rear turn signal,
stop/tail/rear side marker and
back–up lights (type A)
Remove the bolts. a: Rear turn signal light
b: Stop/tail/rear side marker light
c: Back–up light
2003 TUNDRA from Jan. '03 Prod. (OM34421U)
287