* These vehicles have a digital amp option. Please reference the "Service Parts Identification" sticker located in the glove box for the RPO code UQA. If UQA is present, then
the vehicle is equipped with a digital amplifier.
** These vehicles have a digital amp option. Please reference the "Service Parts Identification" sticker located in the glove box for the RPO code Y91. If Y91 is present, then
the vehicle is equipped with a digital amplifier.
† These vehicles are standard for a digital amplifier.