So, I pulled the RPO codes via the QR code on the driver's door jamb, and managed to locate almost all of them, but there are some that aren't showing up in the 412 page GM RPO code document that I managed to find. Anyone have any insight into the blank ones?
AG1 ADJUSTER FRT ST POWER, MULTI-DIRECTIONAL, DRIVER
AG2 ADJUSTER,SEAT,6-WAY POWER,SPLIT BENCH,PASSENGER
ARL PLANT CODE-ARLINGTON TX, CPC
AXP VIN IDENT POSITION, MULTI- PURPOSE VEHICLE
AY0 RESTRAINT SYSTEM SEAT, INFLATABLE, DRIVER & PASS, FRT SIDE, ROOF SIDE
AZ3 - ???
CJ4 HVAC SYSTEM AIR CONDITIONING, FRT & RR ELECTRONIC CONTROLS
C5U GVW RATING(6800 LBS)
DL8 MIRROR,OUTSIDE,RH AND LH REMOTE CONTROL,ELECTRIC,DEFOG
EF7 COUNTRY UNITED STATES OF AMERICA (USA)
FE9 FEDERAL EMISSION CERTIFICATION
FHS VEHICLE FUEL GASOLINE E85
GBA PRIMARY COLOR EXTERIOR, BLACK (G)
GU4 AXLE,REAR,3.08 RATIO
G80 AXLE,REAR,POSITRACTION,LIMITED SLIP
H0U INTERIOR TRIM CONFIG CLOTH, LEVEL 2, JET BLACK
IO5 RADIO INFOTAINMENT SYSTEM - UPLEVEL WITH CONNECTIVITY
I19 - ???
JD9 BRAKE VAC POWER, 17' DISC/DISC, W/VSES, 7700 LBS
KW7 GENERATOR 170 AMP
L83 ENGINE GAS, 8 CYL, 5.3L, SIDI VVT, AFM, E85 MAX, ALUM, GM
MAH MARKETING AREA NORTH AMERICA
MYC TRANSMISSION AUTO 6 SPD, HMD, 6L-80
NK5 STEERING WHEEL(STANDARD)
NTB - ???
QAR TIRE ALL P195/75R15-94S
RAP WHEEL 17 X 8.0, J, STEEL, DESIGN 1
RM7 WHEEL SPARE 17 X 8.0, J, STEEL, DESIGN 1
TB4 LIFT GATE
UDD DISPLAY INSTRUMENT DRIVER INFO ENHANCED (MULTI COLOR GRAPHIC)
UQ3 SPEAKER SYSTEM,PERFORMANCE ENHANCED AUDIO
U2J DIGITAL AUDIO SYSTEM S-BAND 'NOT INSTALLED'
V8D VEHICLE STATEMENT US
WMK - ???
X88 CONVERSION CHEVROLET
ZAK - ???
Z56 CHASSIS PACKAGE,POLICE CONVERSION
Z82 TRAILERING PACKAGE(SPECIAL)(REESE TYPE HITCH)
1FL PACKAGE FL OPTION 1
4AA INTERIOR TRIM JET BLACK
6SS COMPONENT FRT LH COMPUTER SEL SUSP (6SS)
7SS COMPONENT FRT RH COMPUTER SEL SUSP (7SS)
8X2 COMPONENT RR LH NON-COMPUTER SEL SUSP
9X2 COMPONENT RR RH NON-COMPUTER SEL SUSP
8555 - ???