Here is your build/option sheet on your VIN I see it was not posted with the vehicle summary.

Vehicle:2500 CREW CAB STD BOX
Year: 2004
RPO
UC6RADIO AM/FM STEREO, SEEK/SCAN, RDS, MULTIPLE COMPACT DISC, AUTO TONE CONTROL, CLOCK, ETR STEREO,RDS,MULTI CD,AUTO TONE,CLK(UC6)

UE1COMMUNICATION SYSTEM VEHICLE, G.P.S. 1 GPS 1 VEH COMM SYS(UE1)

UK3ELECTRONIC SYSTEM,ACCESSORY CONTROL ELEK ACSRY CONT SYS(UK3)

UK6RADIO CONTROL REAR SEAT & EARPHONE JACKS RR ST AUDIO(UK6)

UQ7SPEAKER SYSTEM,BOSE,PREMIUM PERFORMANCE PREMIUM SPKR SYS,BOSE(UQ7)

UY2PROVISIONS, CAMPER WIRING HARNESS CAMPER & 5TH WHEEL WIRING HARNESS(UY2)

U2KDIGITAL AUDIO SYSTEM S-BAND DIGITAL S-BAND AUDIO SYS(U2K)

U42ENTERTAINMENT SYSTEM REAR SEAT,SINGLE DISPLAY,REM CONTROL W/HEADPHONE ENTERTAINMENT SYS(U42)

VB3BUMPER,REAR STEP,INCLUDES IMPACT STRIP(CHROME) CHROME STEP BPR(VB3)

VFFVIDEO FORMAT REGION 1, NTSC REGION 1 VIDEO FORMAT(VFF)

VG3STRIP,FRONT BUMPER IMPACT FRT BPR IMP STR(VG3)

VR4TRAILER HITCH(WEIGHT DISTRIBUTING PLATFORM) EQLZR HITCH(VR4)

VXSVEHICLE - COMPLETE

V10COLD CLIMATE PROVISIONS OPTIONS COLD CLIMATE PROVISIONS(V10)

V73VEHICLE STATEMENT - US/CANADA US/CANADA VEHICLE STATEMENT(V73)

XGKTIRE FRONT LT245/75R16/E BL R/PE ST OOR(9591214) TIRE(XGK)

X88CONVERSION CHEVROLET CHEVROLET(X88)
MARKET BRAND CHEVROLET CHEVROLET(X88)(EXPORT)

YD3AXLE FRONT (BASE EQUIP) FOR SCHEDULING GVW PLATE FRT AXLE(YD3)

YD6SPRING,REAR(BASE EQUIPMENT) RR SPRING(YD6)

YE9CONVENIENCE PKG COMFORT & DECOR LEVEL #3 COMFORT & CONVENIENCE PKG #3(YE9)

YGKTIRE REAR LT245/75R16/E BL R/PE ST OOR(9591214) TIRE(YGK)

ZHHTIRE SPARE LT245/75R16/E BL R/PE ST ALS(9591207) SPARE TIRE(ZHH)

ZY1COLOR COMBINATION SOLID SOLID PAINT COMBO(ZY1)

Z82TRAILERING PACKAGE(SPECIAL)(REESE TYPE HITCH) PROVISION FOR HD TRAILER EQUIP(Z82)

Z85CHASSIS PACKAGE,INCREASED CAPACITY CHAS PKG(Z85)

1SCPACKAGE-OPTION 03 (1SC)

1SZPACKAGE OPTION- (1SZ)

41UEXTERIOR COLOR,GRASS GREEN (41U)
EXTERIOR COLOR,PRIMARY (41U)
EXTERIOR COLOR,PRIMARY,BLACK (41U)

6GLSPRING COMPTR SELECT FRT LH SUSP(6GL)

69IINTERIOR TRIM COLOR,VERY DARK PEWTER (69I)

692TRIM COMBINATION LEATHER, PEWTER (692)
TRIM COMBINATION LEATHER, VERY DK PEWTER (692)

7GLSPRING COMPTR SELECT FRT RH SUSP(7GL)

AG1ADJUSTER FRT ST POWER, MULTI-DIRECTIONAL, DRIVER MULTI-DIRECTIONAL PWR D/SEAT ADJR(AG1)

AG2ADJUSTER PASS ST POWER, MULTI-DIRECTIONAL MULTI-DIRECTIONAL P/SEAT ADJR(AG2)
ADJUSTER,SEAT,6-WAY POWER,SPLIT BENCH,PASSENGER 6-WAY PWR P/SEAT ADJR(AG2)

AJ1GLASS,DEEP TINT(REAR SIDE WINDOWS AND REAR DOOR WINDOW) DEEP TINTED GLS(AJ1)

AM7SEAT,REAR FOLDING RR FLDG ST(AM7)

AN3SEAT FRT, INDIVIDUAL/NON-BKT INDIVIDUAL FRT SEAT(AN3)

AU0LOCK CONTROL,REMOTE ENTRY(KEYLESS ENTRY SYSTEM) REMOTE ENTRY LK CONT(AU0)

AU3LOCK,SIDE DOOR,ELECTRIC ELEC S/D LK(AU3)

A31WINDOW,ELECTRIC OPERATED,SIDE ELEC SI WDO(A31)
WINDOW,POWER OPERATED,ALL DOORS PWR WINDOWS(A31)

BVESTEPS RUNNINGBOARD, SIDE RUNNINGBOARD SIDE STEPS(BVE)

B30CARPET,FLOOR AND WHEELHOUSE FLR CPT(B30)

B32COVERING,FLOOR MATS,FRONT AUXILIARY FRT AUX FLR MATS(B32)

B33COVERING,FLOOR MATS,REAR AUXILIARY RR AUX FLR MATS(B33)

B71MOLDING,ROOF,BODY COLOR BODY COLOR ROOF MLDG(B71)
ORNAMENTATION,EXTERIOR,WHEEL OPENING MOLDING(BLACK) W/H MLDG(B71)
ORNAMENTATION,EXTERIOR,WHEEL OPENING MOLDING(COLOR) W/H MLDG(B71)

B85ORNAMENTATION,EXTERIOR,BELT REVEAL MOLDING BELT RVL MLDG(B85)

CJ2HVAC SYSTEM AIR CONDITIONER FRT, AUTO TEMP CONT, AUX TEMP CONT A/C FRT AUTO/AUX CONT(CJ2)

CMDPLANT CODE FLINT, MI, GM T&B FLINT, MI PLANT CODE(CMD)

C49DEFOGGER,REAR WINDOW,ELECTRIC ELEC RR WDO DEFG(C49)

C6WGVW RATING(9200 LBS) 9200 LB GVWR(C6W)

DF5MIRROR,INSIDE,REARVIEW,LT SENSITIVE,COMPASS,O/S TEMP DISPLAY I/S REARVIEW MIR W/COMPASS(DF5)

DK7CONSOLE ROOF INTERIOR,CUSTOM,COMPASS & OUTSIDE TEMP RF CNSL(DK7)

DL3MIRROR O/S LH & RH, REMOTE CONTROL, ELECTRIC, HEATED POWER FOLDING, TURN SIG IND, LT SENSITIVE, COLOR ELEC HEATED O/S MIR(DL3)

DNREQUIPMENT DEALER INSTALLED DEALER INSTALLED OPTION(DNR)

DT4ASH RECEPTACLE AND CIGARETTE LIGHTER ASH TRAY & C/LTR(DT4)

D07CONSOLE,FRONT COMPARTMENT FLOOR(CUSTOM) CUSTOM F/CMPT FLR CNSL(D07)

E2CORDER TO DELIVERY - EXPEDITE TO CUSTOMER

E63BODY EQUIPMENT,FLEETSIDE PICKUP BOX FLEETSIDE PUBX(E63)

FE9FEDERAL EMISSION CERTIFICATION FED EMIS(FE9)

FT2ARM TORS BAR SPRING ADJ (FT2) ARM LH TORS BAR SPR ADJ(FT2)

FT3ARM TORS BAR SPRING ADJ (FT3) ARM RH TORS BAR SPR ADJ(FT3)

GT4AXLE,REAR,3.73 RATIO 3.73R(GT4)

G80AXLE,REAR,POSITRACTION,LIMITED SLIP POSITRACTION L/SLIP R/AXL(G80)

HVYIDENTIFICATION 2 INCH BODY RAISE, H.D. MODEL TWO INCH BODY RAISE I.D.(HVY)

JH6BRAKE HYD POWER, 4 WHL DISC, 9,900 LBS BRK HYD PWR DISC(JH6)

KC4COOLING SYSTEM,ENGINE OIL ENG OIL CLG(KC4)

KNPCOOLING SYSTEM,TRANSMISSION,HEAVY DUTY HVY DUTY TRANS CLG SYS(KNP)

KUPTHROTTLE CONTROL VARIABLE SPEED (ELECTRONIC) ELECTRONIC THROTTLE CONTROL(KUP)

K05HEATER,ENGINE BLOCK ENG BLK HTR(K05)

K34CRUISE CONTROL,AUTOMATIC,ELECTRONIC CRCONT(K34)

K47AIR CLEANER HIGH CAPACITY HI CAPACITY A/CL(K47)

K68GENERATOR,105 AMPERE 105 AMP(K68)

LLYENGINE DIESEL, 8 CYL, 6.6L, DI, V8, TURBO-HIGH, DURAMAX 6.6-2 DURAMAX(LLY)

M74TRANSMISSION AUTO, 5 SPD, ALLISON, LCT 1000, 3.24 1ST ALLISON 5-SPD A/TRANS(M74)

NP1TRANSFER CASE,ELECTRONIC SHIFT,TWO SPEED ELEK SHFT TRFER CASE(NP1)

NP5STEERING WHEEL,LEATHER WRAPPED LEATHER WRAPPED STRG WHL(NP5)

NT9EMISSION SYSTEM FEDERAL, TIER 2 PHASE-OUT TIER 2 PHASE-OUT FED EMIS(NT9)

PDNCONTROL - SALES ITEM NO. 131

PY0WHEEL,16 X 6.5,ALUMINUM ALUM WHL(PY0)

QIWTIRE ALL LT245/75R16/E BL R/PE ST TL OOR TIRE(QIW)
TIRE ALL LT245/75R16/E BW R/PE ST TL OOR 120Q TIRE(QIW)

R9UCONTROL - SALES ITEM NO. 95

R9ZCONTROL - SALES ITEM NO.100

SAFLOCK SPARE TIRE, HOIST SHAFT SPARE TIRE LOCK HOIST SHF(SAF)

SLLSOLD ORDERS SOLD ORDER(SLL)

TQ3BATTERY 770 CCA (DUAL) 770 CCA DUAL BAT(TQ3)

TR3GRILLE RADIATOR, BODY COLOR, W/CHROME EMBLEM BODY COLOR GRILLE W/CHROME EMB(TR3)
LAMP,REAR COMBINATION,KOREA,GMDATC RR COMBO LAMP(TR3)

T96LAMP,FRONT FOG FRT FOG LP(T96)

CC