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stevens243 10-03-2009 02:37 PM

Acronyms etc...
I stole the bulk of these. Just trying to get a post here folks can access to look these up (as we all tend to toss them around quite a bit) :)

If there are any glaring omissions or errors, post em up.

2wd Two Wheel Drive.
4FT Four Wheel Drive, Full Time.
4LO Four Wheel Drive Low.
4PT Four Wheel Drive, Part Time.
4wd Four Wheel Drive.

AAL Add A Leaf.
ABS Anti-lock Brake System.
AC or A/C Air Conditioning.
ACC Accessory.
ACM Airbag Control Module.
AECM Airbag Electonic Control Module.
AEV American Expedition Vehicles. A vehicle modification/conversion shop, located in Montana.
AMC American Motor Corporation. Owners of the Jeep brand from 1970-87.
ARB ARB Corporation named for its founder, Anthony Ronald Brown. Aftermarket manufacturer.
ASDM Airbag System Diagnostic Module.
AT (A/T) All Terrain tire.
ATC Automatic Temperature Control
ATF Automatic Transmission Fluid.
AtoZ A to Z Fabrication. Aftermarket Fabrication.
AVG ECO Average Fuel Economy.
AW4 Automatic Transmission used on the XJ since 1987.
AWD All Wheel Drive.
AX15 5 speed manual stick in a pre-99 6 cylinder TJ.
AX5 5 speed manual stick in a pre-99 4 cylinder TJ.

BB Budget Boost (small, 2" lift, typically a spring spacer lift).
BCM Body Control Module.
BFG BFGoodrich Tires.
BFH Big F-ing Hammer.
BL Body Lift. Spacers between the frame and body/tub of a vehicle.
BPE Bar Pin Eliminators.
BS Backspacing. Wheel hub location in relation to inside edge of rim.
BTT Back To Top.
BTW By The Way.

C-101 Jeepster/ Commando 1967-1973. Part Jeep CJ and part Jeep Wagoneer.
CAB Controller, Antilock Brake.
CAL Calibration.
CAT Catayltic Converter.
CB Citizen Band Radio.
CCD Chrysler Collision Detection (vehicle communications bus).
CCV Crank Case Ventilation.
CEL Check Engine Light.
CG or COG Center of Gravity.
CJ Jeep models 1944-1986.
CJ-2A Civilian version of the MB, split windshield.
CJ-3A Updated version, single pane windshield
CJ-3B High hood version of 3A to fit larger engine
CJ-5 Early years were 81" wheelbase, later years were ~84". Built until 1983.
CJ-5A based on the M38A1 design
CJ-6 Stretch version of CJ-5, 101" wheelbase
CJ-6A based on the M38A1 design
CJ-7 smilar to late CJ-5, but with ~94" wheelbase. Built until 1986.
CJ-8 Scrambler Pickup, stretch version of the CJ-7, 104" wheelbase.
CJ-10 Heavy Duty Truck, Military airport Jeep pickup - 2wheel drive
CMTC Compass/Mini-Trip Computer (module)
COG Center Of Gravity.
CPS Crank Position Sensor.
CV Constant Velocity Joint.

D30 Dana 30 axle.
D35 Dana 35 axle.
D35C Dana 35 axle with C clips. The 'C' stands for custom. They are custom because they are shipped incomplete from the Dana factory to Chrysler. Final assembly was done by Chrysler.
D44 Dana 44 axle.
D44a Dana 44 axle with an aluminum housing
D60 Dana 60 axle.
DAB Driver Airbag
DC Daimler-Chrysler. Owners of the Jeep brand from 1998 until 2007.
DD Daily Driver.
DDM Driver Door Module
DJ AMC 2wd Postal Jeeps. 1952 - 1973
DLC Data Link Connector (same as EDC)
DOHC Dual (or double) OverHead Cams.
DOT Department of Transportation
DRB Digital Readout Box
DRL Daytime Running Lights.
DPA Dropped Pitman Arm
DS Death Shake (same as DW)
DTE Distance To Empty
DW Death Wobble. Violent shaking of the vehicle. (same as DS)

ECO Intantaneous Fuel Economy
ECU Engine Control Unit (same as ECM)
ECM Engine Control Module (same as ECU)
EDC Engine Diagnostic Connector (same as DLC)
EGR Exhaust Gas Recirculation
EFI Electronic Fuel Injection
ET Elapsed Time

FAQ Frequently Asked Questions.
FC Forward Control Trucks 1957 - 1966
FIPK Fuel Injection Performance Kit. Sold by K&N.
FSJ Full Size Jeep (SJ's and J-trucks).
FSM Factory Service Manual.
FWD Front Wheel Drive

GC Grand Cherokee
GPS Global Positioning System.

HCU Hydraulic Control Unit
HD Heavy Duty
HEX Hexagon
HF Harbor Freight. A discount tool store.
HID High Intensity Discharge. A lighting system that produces an intense, white light.
HO High Output
HP High Pinion
HTH Hope this helps, happy to help.
HU Head Unit. The main part of your stereo system.
HVAC Heater, Ventilation, Air Conditioning system.

I4 Inline four cylinder engine.
I6 Inline six cylinder engine.
IAC Idler Air Control Valve
ID or I/D Inside Diameter
IFS Independant Front Suspension.
IOD Ignition Off-Draw
IR Ingersoll Rand. Air tool manufacturer
IRS Independant Rear Suspension.

JK New model Jeep Wranglers made from 2007+
JTEC Jeep Truck Engine Controller (PCM)

KJ Jeep Liberty models from 2002+ (Cherokee in Europe).

L Liter
LA Long Arm. Refers to length of control arms.
LCA Lower Control Arms. (same as LSA)
LD Left Door.
LED Light-Emitting Diode.
LHS Left Hand Drive.
LJ Unofficial (?) letter code for the Jeep Wrangler Unlimited 2004+.
LOM Lamp Outtage Monitor.
LR Left Rear.
LSA Lower Suspension Arm (same as LCA).
LSD Limited Slip Differential.
LWB Long Wheel Base.

MAP Manifold Absolute Pressure sensor.
MET Metric.
MIC Mechanical Instrument Cluster.
MJ Jeep Comanchee, Compact Pickup models from 1986-92.
MML Motor Mount Lift.
MPI Multi-Port Fuel Injection.
MPG Miles Per Gallon.
MPH Miles Per Hour.
MSTM Memory Seat Module.
MT (M/T) Mud Terrain tire.
MTR Motor.
MUX multiplexed.

NP New Process (same as NV).
NP 231 Command-Trac Transfer Case (2HI - 4HI - N - 4LO).
NP 242 Selec-Trac Transfer Case (2HI - 4PT - 4FT - N - 4LO).
NP 247 Quadra-Trac II Transfer Case.
NP 249 Quadra-Trac Transfer Case (4 All Time - N - 4LO).
NV New Venture (same as NP).
NV3550 5 speed manual stick in a post-99 6 cylinder TJ.
NWS Not Work Safe (this thread might get you fired at work)

O2 Oxygen (usually in reference to an oxygen sensor).
OBA On Board Air. A system of a tank and/or air compressor located on a vehicle.
OBD, OBDI First generation of On Board Diagnostics.
OBDII Second generation of On Board Diagnostics (1996+).
OBW On-Board Welder.
OD or O/D Outside Diameter.
ODO Odometer.
OEM Original Equiptment Manufacturer.
OHV Off-Highway Vehicle
OME Old Man Emu. Aftermarket Manufacturer.
ORV Off Road Vehicle.

PAB Passenger Airbag.
PB PB Blaster. A penetrating liquid.
PCM Powertrain Control Module.
PDC Power Distribution Center.
PDM Passenger Door Module.
POS Piece Of Sh--.
PS or P/S Power Steering.
PSI Pounds per Square Inch (of pressure).
PSF Pounds per Square Foot.
PRNDL Park, Reverse, Neutral, Drive, Low.
PRNODL Park, Reverse, Neutral, Overdrive, Drive, Low.
PTC Positive Temperature Coefficient.
PTO Power Take Off.

QD Quick Disconnect. Installed on the anti-sway bar.

RA Road Armor.
RC Reverse Cut.
RD Right Door.
RE Rubicon Express. Aftermarket manufacturer.
RFI Radio Frequesncy Interference.
RHD Right Hand Drive.
RK Rock Krawler. An aftermarket suspension company.
RKE Remote Keyless Entry.
RPM Revolutions Per Minute.
RR Right Rear.
RTI Ramp Travel Index.
RTV Room Temperature Vulcanizing. A product that is used to form gaskets.

SAE Standard American Equivalent. You know, tools that aren't metric.
SAS Solid Axle Swap. Swappnig in a solid front axle to replace IFS.
SE Jeep's basic trim package.
SEMA Specialy Equipment Market Association.
SF Superflex. A lift option for Rubicon Express lift kits.
SFA Solid Front Axle.
SJ Jeep Grand Wagoneers, Trucks from 1963-92.
SOA Spring Over Axle.
SOHC Single OverHead Cam.
SUA Spring Under Axle.
SWB Short Wheel Base.
SWR Standing Wave Ratio.
SYE Slip Yoke Eliminator. Installed on transfer case to decrease driveline angles.

TB Throttle Body.
TBI Throttle Body Injection.
TBS Throttle Body Spacer.
TBT Toys by Troy. Aftermarket Manufacturer.
TC Transfer Case.
TCM Transmisison Control Module.
TJ Jeep Wrangler models from 1997-06.
TJL, TJ-L Unofficial letter codes for Jeep Wrangler Unlimited 2004+.
TPS Throttle Position Sensor.
TRE Tie Rod End.
TSB Technical Service Bulliten.

UCA Upper Control Arms. (same as USA).
USA Upper Suspension Arm (same as UCA).
US/M U.S. to Metric [button].

VC Viscous Coupler.
VF Vaccum Flourescent Display.
VIC Vehicle Information Center.
VIN Vehicle Identification Number.
VSS Vehicle Speed Sensor.
VTSS Vehicle Theft Security System.
WJ Jeep Grand Cherokee models from 1999-04.

WD-40 Water Displacement, Formula 40. A common oil used to do pretty much anything.
WK Jeep Grand Chrokee models from 2005+.
WMS Wheel Mounting Surface.
WOT Wide Open Throttle.
WTF What The F-.

XJ Jeep Cherokee and Wagoneers from 1984-2001.
X Jeep Wrangler Trim/Option Package.
XM A satellite radio service.

YJ Jeep Wrangler models from 1987-95.

ZJ Jeep Grand Cherokee models from 1993-98.

ExDementia 10-03-2009 04:18 PM

Very nice, much more complete than the one Scout made. (No offense Scout:D)


DC Daimler-Chrysler. Owners of the Jeep brand from 1977-Present.
Fixed it for ya:wavey:

Coyote_94YJ 10-03-2009 05:40 PM

Nice list. Even the important ones are mentioned: BFH, NWS, POS, WTF.

stevens243 10-03-2009 05:45 PM

Scout made one? I couldn't find

Maybe Scout will make any corrections that come in right to the original...

ExDementia 10-03-2009 05:58 PM

Yeah I forget where it was, maybe in the new member section

stevens243 10-03-2009 05:59 PM

I looked at all the stickies and did a few searches for it. I thought I saw one here. Oh well. I haven't had Scout good and pissed at me yet anyway! :D

ccain 10-03-2009 09:44 PM

This is awesome Larry! I especially like DTE! :D

BTW... I stickied this thread.

Thanks Larry! YOU ROCK!!!

jgano23 10-03-2009 09:56 PM

great list!! this would have came in very handy when first started using the forum. i'm sure a lot of newb's will get referred here.

Scout 10-04-2009 09:41 AM

You guys suck. :flipoff:

(good job Larry :D)

ExDementia 10-07-2009 11:32 AM


Originally Posted by Scout (Post 453162)
You guys suck. :flipoff:

(good job Larry :D)

Don't worry Scout yours must have help over a half dozen of people! Thats a lot to be proud of little buddy! (Now go play, the grown ups are talking)

Haha sorry Scout, couldn't resist:flipoff:

Rawb77 11-02-2009 10:42 AM

You have MPG...what about Jeep's infamous "GPM" (Im sure you can figure out what it means)

daggo66 11-11-2009 11:32 AM

KK - Liberty 2008 - present.

banjodog 12-23-2009 04:33 AM

u forgot NOS....hahah :rofl:

multisonic 12-23-2009 06:06 AM

as if it hasnt already been stated. nice work.

rrich 02-25-2010 11:04 PM

Ya missed one --
TLA - it is what it stands for.

Three Letter Acronym.

mowbizz 03-16-2010 10:06 PM

I hate acronyms...but it is mildly amusing bathroom reading...:D

stevens243 03-17-2010 02:52 PM

So, this list is now; MABR??? :D

krax1969 01-02-2011 07:02 AM

NOW I know what you guys are talking about! Excellent.

c.m.martin1009 01-03-2011 12:25 AM

love it

slow2run 03-10-2011 03:53 PM

You forgot to add LPPE ( looks,price,performance,economy. Its used in the auto industry by Chrysler to describe customer needs with manufactures golds ( Chrysler)

cavsvet74 03-17-2011 10:14 PM

A BFH gets used a often at work. :thumb:
SSDD occurs quite a bit too.

bwdenman 03-20-2011 07:52 AM

There is a group out here in Portland that drive off road in the city. The group is called, Portland Urban Safari...or P.U.S. Enjoy!

That99SaharaGuy 04-16-2011 02:00 AM

"ESP"? I'm stumped.

RatherBNarizona 04-16-2011 02:05 AM


Originally Posted by That99SaharaGuy (Post 1181416)
"ESP"? I'm stumped.

Electronic Stability Program

weakkneewillie 06-25-2011 06:06 PM

List is missing... BMFH

Shelby427 06-25-2011 06:22 PM

1 Attachment(s)
What about TLAR, an engineering/builder's phrase.
As in That Looks About Right.

Barrie 06-25-2011 06:25 PM


Originally Posted by weakkneewillie (Post 1331404)
List is missing... BMFH

You need to look better, BFH is in the list.

97wrangler-242 06-25-2011 06:36 PM


Originally Posted by mowbizz
I hate acronyms...but it is mildly amusing bathroom reading...:D

X2 read this over a nice healthy... Well you know haha

weakkneewillie 06-25-2011 06:37 PM


Originally Posted by Barrie in Utah (Post 1331430)
You need to look better, BFH is in the list.

My mistake...but the M does make it a better tool!!:D

weakkneewillie 06-25-2011 06:41 PM

The BFH is about a pound and a half less than a bMfh..:whistling:

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