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1991 Syclone 0325

This 1991 GMC Syclone (VIN: 1GDCT14Z8M8800325) was manufactured on February 20, 1991 and a documented example recorded in the SportMachines registry. As a Syclone, it was factory-built as a limited-production GMC performance truck.

Originally finished in Midnight Black/Matte Black (91 Sy), this Syclone represents a unique configuration within overall Syclone production.

Factory RPO data for this Syclone indicates equipment such as California emissions, AM/FM radio with cassette and equalizer. While many Syclone trucks shared common components, the specific option combination helps define this vehicle’s original factory configuration.

Owner: Joe Owens - USA

VIN: 1GDCT14Z8M8800325

Factory Color: Midnight Black/Matte Black (91 Sy)
Current Color: Midnight Black/Matte Black (91 Sy)
Conversion:
Build Date (sticker on door jamb):
CD Player:
Misc:
Build Folder Information
Date on folder: (appears to be ship date)
Number on folder: (no idea what this number is)
Date on engine test results:
Date on Inspection Sheet: 1991-02-20
Prop Shaft: 100496
Engine: W910140071
Transmission: MY06109313
Transfer Case: C002383
Engine Sequence: 378
Document Date (It appears this was a check list document): 1991-02-20
Sticker on the above document (ECM number): 100196
Engineering Sheet Date: 1991-02-14
Body Inspection Sheet Date:
Vehicle Receive Report Date: 1991-02-19
Vehicle Receive Report Item #: (We have no idea what this number is for)
Color according to Vehicle Receive Report:
Vehicle Shipping Report Date: 1991-03-04
1-2 Shift (RPM):
2-3 Shift (RPM):
Vehicle Shipping Report 3#: 55199 (We have no idea what this number is for)
GM Build Log
Build Date:
GM Final Ship:
Ship Date: 1991-03-04
ECM: 100196
Order Number:
Charge to Dealer:
Ship to Dealer:
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Owner History, Maintanence, Modifications for 1GDCT14Z8M8800325
DateTypeMileageOwnerMisc
1991-10-09 Maintenance  1670  Albert Knoefler - Riverside CA USAReplace wheel. Superior GMC, Ontario, CA. 
2018-03-04 Buy  57451  Robert Schaberg - Broken Arrow OK USABroken Arrow, OK 
2023-02-18 Sell  57845  Dennis Narducci - Morrisonville NY USAFor sale on Facebook. Ad states: 1991 GMC Syclone · Truck · Driven carfax shows cluster was prob changed a few times so I'll say unknown miles but truck is clean #325 28k firm. runs great. Drives great very nice truck paint shows well could use a good detail it's faded mostly stock few upgrades new turbo last yr with upgraded wheel. Tt chip. 3inch turbo back. Trans was freshened in 99 and motor does look like it has been replaced I don't have any details on that it was all done prior to me owning it is all black and clean I have done complete tune up new dist wires and plugs,all the front suspension and a arms are new. Also have stock wheels no tires ,the family fits better in my typhoon so I'll keep that one. 
2025-11-09 Buy  66361  Joseph Owens - Fort Wayne IN USA 
2025-12-03 Saw  68000  Joe Owens - USA 
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Email registry@sportmachines.com for any changes or pictures.
RPO for 1GDCT14Z8M8800325
18E: TRIM COMBINATION, CLOTH, DARK CHARCOAL
18I: INTERIOR TRIM, CHARCOAL
19U: PRIMARY COLOR, EXTERIOR - BLACK
1SW: PACKAGE OPTION 21
5K9: TIRE FRONT, DELETE
6CE: COMPONENT FRT LH COMPUTER SEL SUSP (6CE) SUSP
7CE: COMPONENT FRT RH COMPUTER SEL SUSP (7CE) SUSP
8E2: FRONT SEAT DELETE
8V6: TIRE REAR, DELETE
8Z8: WHEEL, DELETE
9L3: TIRE SPARE DELETE
A31: WINDOW, ELECTRIC OPERATED, SIDE ELEC SI WDO
AJ1: GLASS, DEEP TINT(REAR SIDE WINDOWS AND REAR DOOR WINDOW) DEEP TINTED GLS
AU3: LOCK, SIDE DOOR, ELECTRIC ELEC S/D LK
B32: COVERING, FLOOR MATS, FRONT AUXILIARY FRT AUX FLR MATS
C60: AIR CONDITIONER, FRONT, MANUAL CONTROLS A/C MAN CONT
C6H: GVW RATING(4350 LBS) 4350 GVWR
CTF: SALES PACKAGE INTERIM CONTROL
D44: MIRROR, OUTSIDE, BELOW EYELINE(PAINTED)(9.5 X 6) O/S PAINTED MIR
D64: MIRROR, INSIDE, RH VISOR VANITY, ILLUMINATED ILLUM S/S MIR
D74: MIRROR, INSIDE, LH VISOR VANITY, ILLUMINATED(USED WITH VANITY MIRROR D64) ILLUM S/S MIR
DC4: MIRROR, INSIDE, REARVIEW TILT, DUAL READING LAMP I/S DUAL READING LP RR VIEW MIR
E63: BODY EQUIPMENT FLEETSIDE PICK-UP BOX
FF4: ARM, TORSION BAR, SPRING ADJUST, LH TORS BAR SPR ADJ ARM
G80: AXLE, REAR, POSITRACTION, LIMITED SLIP POSITRACTION L/SLIP R/AXL
GMC: PLANT CODE PONTIAC, MI, GM T&B PONTIAC, MI GM T&B ASSEMBLY PLANT
GU6: AXLE, REAR, 3.42 RATIO 3.42R
JM3: BRAKE BOOSTER, DOUBLE DIAPHRAGM HIGH FLOW(240MM) DBL DIAPH BOOS
K34: CRUISE CONTROL, AUTOMATIC, ELECTRONIC CRCONT
KC4: COOLING SYSTEM, ENGINE OIL ENG OIL CLG
LB4: ENGINE, (4.3Z), V6, EFI 4.3Z
MD8: TRANSMISSION, AUTOMATIC 4 SPEED(THM700R4/4L60) 4 SPD A/TRANS
MX0: TRANSMISSION, AUTOMATIC, OVERDRIVE (MERCHANDISING OPTION) A/TRANS PROVISIONS
N40: STEERING, HYDRAULIC (NON VARIABLE) NON VARIABLE P/S
NB2: EMISSION SYSTEM, CALIFORNIA REQUIREMENTS CALIFORNIA EMIS
SLA: PLANT CODE SHREVEPORT, LA, USA
SLM: SALES PROCESSING STOCK ORDERS
U26: LAMP, INTERIOR, ENGINE COMPARTMENT COURTESY E/CMPT CTSY LP
U27: LAMP INTR, I/P COMPT, COURTESY
U28: LAMP INTR, ASHTRAY, COURTESY
U73: ANTENNA, FIXED FIXED ANT
UA1: BATTERY, HEAVY DUTY(EXPORT) HVY DUTY BAT(UA1)(EXPORT)
UP8: RADIO, PROVISIONS FOR STEREO INSTRUMENTATION STEREO RDO PROVISIONS
UX1: RADIO, AM/FM STEREO, WEATHER, CASSETTE, EQUALIZER, ETR, INCLUDES CLOCK STEREO AM/FM W/CASS & EQLZR
V02: RADIATOR, HEAVY DUTY, INCLUDES HEAVY DUTY TRANSMISSION OIL COOLER HVY DUTY RAD & TRANS OIL CLR
V73: VEHICLE STATEMENT US/CANADA US/CANADA VEHICLE STATEMENT
VG8: LABEL, NOTICE TO BUYER NOTICE TO BUYER LABEL
VP6: NOISE LEVEL CONTROL NOISE LVL CONT
VXT: LABEL INCOMPLETE VEHICLE INCOMPLETE VEH LABEL
YA7: TEST EMISSION, CALIFORNIA ASSEMBLY LINE
YC2: TAHOE/SIERRA CLASSIC/SLE(LUXURY) TAHOE/SIERRA CLASSIC/SLE
YD3: AXLE FRONT (BASE EQUIP) FOR SCHEDULING GVW PLATE FRT AXLE
YD5: SPRING, FRONT (BASE EQUIPMENT) FRT SPRING
YD6: SPRING, REAR (BASE EQUIPMENT) RR SPRING
YF5: CALIFORNIA EMISSION CERTIFICATION CALIFORNIA EMIS CERTIFICATION
Z88: GMC TRUCK G M C
ZM7: PACKAGE, INTERMITTENT WIPER AND TILT WHEEL PULSE WPR & TILT WHL
ZQ2: DRIVER CONVENIENCE PACKAGE DRVR CONVENIENCE PKG
ZR9: APPEARANCE PACKAGE "SYCLONE" PICKUP
ZY1: COLOR COMBINATION SOLID SOLID PAINT COMBO
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