I also started this, but would like to see what you came up with.
Here goes. Sorry in advance for how long this post will be. And also sorry for the all capitol letters, not sure why they list them like that.
AED - WINDOW - POWER OPERATED, PASSENGER, EXPRESS DOWN
AEQ - WINDOW - POWER OPERATED, RR DRS, EXPRESS DOWN
AFF - INTERIOR TRIM CONFIG - #6
AG6 - ADJUSTER PASS ST - MANUAL, 4 WAY
AHN - RESTRAINT PROVISIONS - LATCH
AH3 - ADJUSTER FRT ST - MANUAL, 4 WAY, DRIVER
AJC - RESTRAINT - HEAD, FRT SEAT, UP/DOWN ADJUSTMENT
AKK - WINDSHIELD STYLE - ACOUSTIC PVB
AKP - WINDOW TYPE - SOLAR ABSORBING
AKX - WINDSHIELD TYPE - SOLAR ABSORBING
AU3 - LOCK CONTROL - SIDE DR, ELE
AWO - RESTRAINT SYSTEM RR - SEAT BELT, REAR, 3 POINT, CTR
AXG - WINDOW - POWER OPERATED-EXPRESS DRIVER UP/DOWN
AXJ - VEHICLE TYPE - PASSENGER CAR
AYF - RESTRAINT SYSTEM - SEAT, INFLATABLE, DRIVER & PASS FRT, FRT SEAT
A51 - SEAT - FRT BKT, CUSTOM
A64 - SEAT RR - SPLIT, FOLDING, 40/60
A69 - RESTRAINT - SEAT BELT TENSIONER, FRT, VAR. 2
BAH - EQUIPMENT - SECURITY SYSTEM, IMMOBILIZATION, STEP TWO
BIH - INSULATION ACUSTICAL PKG, HOOD
BS1 - INSULATION - ACOUSTICAL PKG
BS2 - - INSULATION ACUSTICAL PKG, ADDED MATERIAL
BS4 - INSULATION BACK PNL
B34 - COVERING FRT - FLOOR MATS, CARPETED INSERT
B35 - COVERING REAR - FLOOR MATS, CARPETED INSERT
B76 - CLUSTER COLOR - INST, BLACK
C49 - DEFOGGER - RR WINDOW, ELECTRIC
C67 - HVAC SYSTEM - AIR CONDITIONER FRT, ELECTRONIC CONTROLS
C91 - LAMP - INTR, ROOF, COURTESY
C95 - LAMP - INTR, ROOF, COURTESY & DUAL READING
DA1 - ARM REST - RR SEAT, STORAGE
DBU - CONSOLE - FRT COMPT, FLOOR, ARM REST SLIDING
DLV - MIRROR I/S FRT VAN - SUNSHADE, DRIVER & PASS, W/MIRROR & COVER
DP6 - MIRROR PROVISIONS - HOUSING, PAINTED
DWY - MIRROR O/S - LH & RH, RC, ELEC, MANFOLD, AUX WFOV/DRVR, CNVX/PASS
D31 - MIRROR I/S R/V - TILT
D75 - HANDLE O/S DOOR - BODY COLOR
EA2 - POCKET - FRONT SEAT BACK, RH
EBJ - TRIM SEAT - CLOTH, MESH
EF7 - COUNTRY - UNITED STATES OF AMERICA (USA)
E17 - BUMPER - 2.5 MPH
E3E - HANDLE - O/S, L/GATE, R/CMPT, CHROME
FCT - TRIM DOOR - MESH FABRIC
FE9 - CERTIFICATION - EMISSION, FEDERAL
FJW - VEHICLE FUEL GASOLINE
FW7 - RATIO - TRANSAXLE FINAL DRIVE 3.83
FX3 - RIDE AND HANDLING - AUTOMATIC ELECTRONIC CONTROLLED
GAZ - PRIMARY COLOR - EXTERIOR, OLYMPIC WHITE (G) 8624
GNA - CHASSIS EQUIP FRONT - STRUT ASM
GNF - CHASSIS EQUIP REAR - REAR AXLE, COMPOUND CRANK
I14 - ENGINEERING MODEL YEAR
JJ2 - BRAKE LINING - BRAKE NOISE AND DUST PERFORMANCE
J93 - BRAKE SYSTEM - POWER, FRT DISC, RR DRUM, ABS, 15"
KCL - HEATER - DUCT, RR PASS (2ND POSN)
KC7 - RECEPTACLE - ELECTRICAL, RR SEAT
KGB - ?????????????????????
KRD - FUEL RATING OCTANE NO. 91
KTA - AUDIO INTERFACE
KTF - PRIMARY FOLDABLE, ADDITIONAL FOLDABLE
K34 - CRUISE CONTROL - AUTOMATIC, ELECTRONIC
LHD - VEHICLE DRIVE - LEFTHAND DRIVE
LOD - PLANT CODE - LORDSTOWN, OH, USA
LUV - ENGINE ECOTEC TURBO 1.4L VARIABLE VAVLE TIMING DOHC 4-CYLINDER SEQUENTIAL MFI
MAH - NORTH AMERICAN MKT
MDC - MOLDING B/S UPPER - BRIGHT
MM3 - ??????????????????
MR5 - TRANSMISSION - 6 SPD MANUAL
NCH - DOOR LOCKS - REAR CHILD SECURITY
NJ1 - STEERING - POWER, NON-VARIABLE RATIO, ELECTRIC
NT7 - EMISSION SYSTEM - FEDERAL, TIER 2
N34 - STEERING WHEEL - LEATHER, 3 SPOKES
N37 - STEERING COLUMN - TILT, TELESCOPING
QYW - TIRE ALL - P215/60R16-94S BW R/PE ST TL ALS
RU5 - TIRE, COMPACT SPARE & WHEEL
R7E - LICENSE PLATE CHARGE IDENTIFIER
R9N - CONTROL-SALES ITEM NO. 89
SLM - SALES PROCESSING STOCK ORDERS
TM7 - BATTERY - LN2, FLA, 12V, 60AH, 438 ENCCA
TPV - GRILLE -
RADIATOR, BLACK, W/CHROME BAR
TS6 - LAMP - STOP, HIGH LEVEL
TU2 - LAMP - MARKER, SIDE
T3W - LAMP SYSTEM - DAYTIME RUNNING, REDUCED INTENSITY LOW BEAM
T4A - HEADLAMPS - HALOGEN
T74 - HEADLAMPS CONTROL - AUTOMATIC, DELAY
T83 - HEADLAMPS CONTROL - AUTOMATIC ON-OFF
UAG - INFOTAINMENT DISPLAY - GRAPHIC INFO DISPLAY (GID), VAR 1
UC3 - STEERING WHEEL CONTROLS
UDC - DISPLAY INSTRUMENT - DRIVER INFO ENHANCED (ONE COLOR GRAPHIC)
UD0 - SENSOR INDICATOR INFLATABLE RESTRAINT, FRT RH/CHILD PRESENCE DETECTOR
UE1 - 6 MTHS ONSTAR DIRECTIONS & CONNECTIONS WITH AUTOMATIC CRASH RESPONSE AND TURN-BY- TURN NAVIGATION (ASK DEALER ABOUT GEOGRAPHIC COVERAGE)
UH0 - INDICATOR - SEAT BELT WARNING , LH
UH1 - INDICATOR - SEAT BELT WARNING , RH
UJM -
TIRE PRESS INDICATOR - MANUAL LEARN
UJ2 - INDICATOR - ENGINE OIL LIFE
ULS - LOCK CONTROL - STEERING COLUMN
UMN - SPEEDOMETER - INST, MILES & KILO, MILES ODOMETER
UPF - WIRELESS INTERFACE - SHORT RANGE, VOICE REC
USR - RECEPTACLE USB
UTJ - THEFT DETERENT - ELECTRICAL, UNAUTHORIZED ENTRY
UYE - RADIO - AM/FM STEREO, CD-ROM, CAF, RSA, MUSIC NAVIGATOR (GMNA VERSION)
UZ6 - SPEAKER SYSTEM - 6, PREMIUM
U07 - HORN - FANFARE
U2K - DIGITAL AUDIO SYSTEM - S-BAND
U25 - LAMP INTR, RR COMPT, COURTESY
U91 - ANTENNA - SHORT, ROOF, RADIO
VHY - PROTECTOR - BODY SHEET METAL, HIGH CORROSION PREVENTIVE
VK3 - LICENSE PLATE FRONT - FRT MOUNTING PKG
VRG - VALUE ADDED ASM COCKPIT
VRH - VALUE ADDED ASM STEERING COLUMN
VRK - VALUE ADDED ASM ROOF TRIM
VRL - VALUE ADDED ASM FRNT HORIZONTAL SUSPENSION
VRM - VALUE ADDED ASM FRNT VERTICAL SUSPENSION
VRN - VALUE ADDED ASM REAR SUSPENSION
VRR - VALUE ADDED ASM TIRES & WHEELS
VTW - COMPARTMENT - STOWAGE, I/P, W/LID
VWC - PANEL CENTER - INSTRUMENT, HIGH GLOSS BLACK
VY7 - KNOB - TRANS CONT LEVER, LEATHER
VZE - MODEL YEAR 2014
V48 - COOLANT - ENGINE MAXIMUM PROTECTION
V8D - VEHICLE STATEMENT US
WGA - COLLECTION RDO EQUIP RECEIVING UNIT, RADIO
WR6 - WHEEL - 16 X 6.5, J, ALUMINUM, DESIGN 8
XJ2 - CHASSIS - SPORT, LOWERED
XL7 - FREQUENCIES RATING - 315 MHZ, LONG DISTANCE
ZAD - TIRE SPARE T115/70R16 SL 92M BW
Z54 - MODEL CONVERSION - LT
04Y - TRIM COLOR SEAT - Midnight Onyx
1CN - TRIM COLOR DR PANEL - Midnight Onyx 939T
1SC - REAR COMPOUND CRANK SUSPENSION
1SZ - DISCOUNT OPTION PACKAGE
4AA - INTERIOR TRIM
6X1 - COMPONENT FRT LH NON COMPUTER SEL SUSP
7X1 - COMPONENT FRT RH NON COMPUTER SEL SUSP
8X2 - COMPONENT RR LH NON COMPUTER SEL SUSP
9X2 - COMPONENT RR RH NON COMPUTER SEL SUSP