Found a list of the RPO (Regular Production Option) codes online…
AK5 – Restraint System Front Seat, Inflatable Driver and Passenger
AN4 – Upper and Lower Child Anchorage
AR9 – Front Bucket Seats, Deluxe *
AU0 – Remote Entry Lock Control
AU3 – Electric Door Locks
A31 – Power Windows
B37 – Front and Rear Floor Mats
CF5 – Electric Sliding Glass Sunroof
C2H – Fremont California *
C25 – Rear Window Wiper w/Intermittent
C49 – Electric Rear Window Defogger
C60 – Manual Air Conditioning
D31 – Inside Rearview Tilt Mirror
D48 – Dual Electric Outside Mirrors/Black LH/RH
FE9 – Federal Emission Certification
FV9 – Ratio Transaxle Final Drive 4.53
JL9 – Power Brake System, Front Disc, RR Disc, Cast Iron, Antiock, FRT and RR WHL
K34 – Automatic Cruise Control, Electronic
LNK – 1.8L, 4-Cylender Gas Engine HO (2ZZ/GT)
MN6 – Merchandised Transaxle 6-Speed Manual Provisions
MTN – 6-Speed Manual Transaxle
NF7 – Emission System *
NG5 – Registration Emission Certification (50 states *)
N33 – Tilt Steering Column
N41 – Variable Ratio Power Steering
N65 – Spare Tire T135/80R16
PCR – Sales Item No. 111 * (Moon & Tunes package?)
PDC – Sales Item No. 120 * (Security Package?)
PDN – Sales Item 131 Control * (Power Package?)
QD2 – Wheel 16×6.5 Alloy 5 Spoke
QCF – Tire All P205/55R16
T61 – Daytime Runnning Lights
T82 – Automatc Headlight Control
UZ6 – Premium 6-Speaker System
U1P – AM/FM/CD/ETR w/Seek navigation/4-Fader Speakers
U16 – Engine Tachometer
VHP – Model Pontiac Vibe GT *
VK3 – Front License Plate Mounting Package
VM3 – Label Info/Consumer Contains Bumper Impact Standard 5/mph Front and Rear
V1B – Value Package Discount *
V73 – Vehicle Statement USA/Canada *
XR5 – Clean Air Filter
Z05 – Convenience Package *
1SA – Option 01 Package *
14C – Dark Gray Cloth Seat Trim
14I – Dark Gray Interior Trim
Paint Color Codes
62U – Neptune (Dark Blue)