Technical Discussion and Customizing your H3 [Archive]

H3 oil pan plug replacement 26N-m =? (0 replies)
Help, I can't see...Charcoal Canister Blues Photos Added (1 replies)
manual clutch pedal fluid (0 replies)
radiator popped (0 replies)
Bushing (1 replies)
original key not starting vehicle (0 replies)
H3 Stuck Key (2 replies)
u joint question (0 replies)
Replacing Rear brakes (3 replies)
Replaced battery terminals (2 replies)
Quiet on the Set... (1 replies)
Heat blowing warm (1 replies)
H3 Rack and Pinion (0 replies)
DRL not working / All fuses, relays and bulbs good (0 replies)
Check engine with DTC 0449 (3 replies)
Crickets... (4 replies)
Aux Input Installed....perfect! (0 replies)
steering too easy, too loose (4 replies)
On Star Monthly Reports on Oil... (3 replies)
Anyone running hydrogen booster? (2 replies)
H3T Back Rack (0 replies)
Check Engine & Trans fluid questions (0 replies)
Check Engine & Trans fluid questions (10 replies)
sensitive steering problem (5 replies)
Larger Tires / Better Wheels / Lift Kit .... HELP - PLEASEEEEE !?!?!? (9 replies)
radiator removal instructions ? (2 replies)
high octane fuel question (8 replies)
Ticking noise from vents when turning on ac or heat (2 replies)
NO >> AC/FAN/AIR/HEAT (3 Blinking Knobs) (4 replies)
water in the front differential (1 replies)
new battery advice please (4 replies)
programming speed sensor after installing 40" tires? (5 replies)
Park position does not work (5 replies)
A/C Compressor problem (3 replies)
Best Seat Cleaner (1 replies)
with new crossmember will my skidplate fit ? (0 replies)
wierd steering problem ? (6 replies)
Lights on all the time (0 replies)
50,000 mile fluid changes DIY... (4 replies)
new guy led clusters ? (3 replies)
Letter from GM regarding brake potential problem (6 replies)
Intermittent starting issues (9 replies)
h3 tie rod shot (3 replies)
Additional Mods Required for 20" Rims (2 replies)
P1516 DTC - just a heads up if you get this one day (0 replies)
Ouch! (3 replies)
Guys I Need Help. Input Please!!! (2 replies)
Can see torque convertor/flywheel from under the H3!!! (0 replies)
Tuff Country 4" suspension lift: good or bad? (1 replies)
Need technical manual description or good experience (4 replies)
Is there a quick/easy way to know if I have satellite radio? (2 replies)
Upgrade engine from I5 to V8 recently? (1 replies)
07 H3 Shakes on highway at 65+ mph, normal? (19 replies)
Which YJ Shackles for the H3 (1 replies)
Tail light issue and whatnot. (0 replies)
Trailer wire harness back up wire color? (0 replies)
H3 Front Wiper help? (0 replies)
Wheel hub question w/ pic (0 replies)
Base H3 sound system help!!!!! PLEASE (2 replies)
Spare Tire Cover (0 replies)
lowering my h3 (5 replies)
4wd problem (2 replies)
Chrome Trade (1 replies)
New to the group & tech question (1 replies)
H3 Bumper on H3T? (3 replies)
DRL dosent come on i auto (3 replies)
roof cross bars install problem (4 replies)
07 H3 oil trans mix with water (0 replies)
Swap single cd radio for nav radio (1 replies)
brake shield rattle (0 replies)
Chrome (2 replies)
Noise coming from the Belt Tensioner (1 replies)
the future of my H3 (1 replies)
wheres the tune's??? (0 replies)
Knock sound from the Rear Side - Differential Side (2 replies)
please help clunk sound (0 replies)
Underhood Accessory (switched) Power UGH! (3 replies)
New Here and ready for upgrades (4 replies)
engine immoblizer (2 replies)
Light covers. (2 replies)
Wiring harness for 2007 H3 for flat towing (0 replies)
New System (2 replies)
has anyone changed fuel filter ? (2 replies)
need part #'s for trans filter/ fan belt ? (1 replies)
Lower grille removal. (0 replies)
Costar Bluetooth Installed (3 replies)
H3 WOILL CRANK BUT NOT START (2 replies)
Replacing H3 Alternator (1 replies)
Jet Chip Install??? (5 replies)
Shimmy? (2 replies)
engine light p0128 ? (4 replies)
h3 3.7 litre 2007 turbo or supercharger in the market? (0 replies)
Help please: Adding refrigerant to my 06 H3...which port is the Lowside? (4 replies)
how to put more power to my h3. (2 replies)
How to Improve the Gas Mileage on a Hummer H3 (0 replies)
h (0 replies)
roof mounted marker lights - bolt covers? (1 replies)
h3 tie rods. (5 replies)
Off Road fueling problem! (5 replies)
h3 4" rancho lift + 37" mud terrain km2 (0 replies)
h3 4" lift and 36x13.5r18 tires. really slow? (1 replies)
Paparazzi's Expedition H3 Build (16 replies)
car wont start!! (3 replies)
rancho 4" lift for h3 works for left and right hand drive? (0 replies)
Exhaust Headers & Catylatic Converter (5 replies)
K&n intake install (3 replies)
H3T OEM UBP install (1 replies)
Daystar body lift on H3T (0 replies)
H3T Extang Trifecta Install (0 replies)
Installed Muth Signal Mirrors Today (3 replies)
upgrade IFS and Rear with? (4 replies)
4^Lock Stuck (4 replies)
H3 Towing & trans cooling (5 replies)
Anyone got a matt black H3? (5 replies)
Looking for front mount light bar (3 replies)
Hummer H3 Dyno run for baseline numbers (0 replies)
Interior Lighting (2 replies)
Roof Rack Installation Help (2 replies)
what type of locker is best choice? (13 replies)
AC malfunction (1 replies)
Windsheild noise (1 replies)
ROOF RACK WEIGHT/LOAD CAPACITY (0 replies)
Need Hepl Please! (3 replies)
NC 4x4 shops???? (4 replies)
Total Dash Blackout, well almost (0 replies)
Trouble filling H3 gas tank. (18 replies)
H3 engine turns but won't start. (6 replies)
Adding "HUMMER" to my grille (6 replies)
IR-cover on headrest DVD broken... (0 replies)
Help on Navigation radio installation (2 replies)
h3 adventure (2 replies)
Tiny red light (1 replies)
Remote Start for H3T (4 replies)
New Tires and Leveling !!!! (2 replies)
Another Torsion Bar Question... (17 replies)
Wiring diagram for light controller switch? (4 replies)
2006 Radio - Auxiliary Input Converter (1 replies)
HUMMER H3 start up problem. (4 replies)
H3t/H3 Heated Mirror Mod (2 replies)
Performace Chips Question (0 replies)
H3T Wiring Harness Question. (0 replies)
H P Tuners (0 replies)
Brake pads do it yourself? (8 replies)
Pad on front skidplate part # ? (3 replies)
Blacked out emblem on black (4 replies)
metallic sound from left wheel well (4 replies)
H3 2006 Wiper problem (0 replies)
Cool Cases for Your Keyless Entry Remote (3 replies)
12 Volts Supply (Switched with Ignition) (2 replies)
Tranny issues? (3 replies)
Pinouts for Monsoon (1 replies)
help, i need a tie rod. bad! (2 replies)
powdercoated wheels (1 replies)
H3 will not start in a morning (2 replies)
painted wheels?? (1 replies)
State Inspection Failure (2 replies)
2009 HUMMER H3T SPEAKER SIZES (0 replies)
I bent my tie rod yesterday! (3 replies)
SERV TPM, i did the search . . . (9 replies)
H3 Navigation (1 replies)
Oil Life Monitor Percentage - View From Vehicle? (2 replies)
Shock rating (2 replies)
Anyone with Traction, ABS Light? Major Brake Problem! (2 replies)
Which leveling kit is better? (3 replies)
Valvoline engine guarantee (3 replies)
SMA hood handles anyone have them ? (13 replies)
Top trim leaking over doors (1 replies)
What should I service (2 replies)
Cupping on Front Tires (3 replies)
H3 car manuals (1 replies)
Beep with keyless entry (2 replies)
MAP/IAT Wiring diagram (1 replies)
H3 Bumper removal. (0 replies)
Window Control Light Out (2 replies)
3,000 miles later...another problem (2 replies)
wiring diagram for invision headrest monitors needed (5 replies)
H3 Fan (3 replies)
H3/H3T Stereo Install (8 replies)
H2 Handles on a H3? (2 replies)
Gas Cap Question... (10 replies)
Heater core leak (7 replies)
09 Bluetooth -- anyone look into putting into an earlier model, say an 06? (4 replies)
changing Turn Signal Bulb (1 replies)
Boulder Accessories bumper install trouble on H3t (9 replies)
Engine Temp. (2 replies)
anyone have hot floor? (2 replies)
Factory alarm problem!! (2 replies)
Who Was The HUMMER Driver That.... (3 replies)
First impressions-GY Wrangler MT/R Kevlar (5 replies)
Removal of parts (0 replies)
HID Fog light help (2 replies)
THROTTLE BODY SPACER (2 replies)
rusty seat railings (3 replies)
Need help with transfer case problem.... (7 replies)
condensation (1 replies)
Installing aftermarket hitch and trailer wiring. (3 replies)
My 07 H3 Odometer stuck on Kilometers (1 replies)
Trail Duty rear matching Bilstein Shocks (2 replies)
downshifting early to 2nd towing uphill ? (1 replies)
Ball Mount for my H3 (5 replies)
Monsoon system (12 replies)
Window Tinting Question (4 replies)
H3 Alpha exhaust options? (0 replies)
Steering wheel vibration (1 replies)
Invision dvd headrest diagram ? (0 replies)
First Failure on the H3T (4 replies)
exact specs for leveling (1 replies)
Need Help Tirers Very new to this site (7 replies)
H3 Amp Ground Wire Location (1 replies)
Scratch Repair with Mothers Power Ball (1 replies)
Question about factory brush guard and DVD headrest (1 replies)
Shackle lift issue (2 replies)
Someone that could help me to ship??? (0 replies)
3 Seater/Sleeper H3 Conversion (7 replies)
Leveling Question? (6 replies)
New Kenwood Headunit on my H3 (13 replies)
06 H3 and 4 low lock (4 replies)
Been Looking at New Lights (1 replies)
Been Looking at New Lights (0 replies)
How Many Of you Have tried this Tire Inflation Method..?? (7 replies)
PCM (4 replies)
Another Aftermarket radio ???? (3 replies)
putco visers (1 replies)
FRONT DIFF. LEAK HELP!!! (8 replies)
Any one recognize these rims? (0 replies)
locking gas cap (1 replies)
rust proofing H3 (4 replies)
Oil Change a mess on H3... (2 replies)
H3 front door speakers (5 replies)
dick cepek mud country tires (0 replies)
front lightbar (1 replies)
re-gearing for 35"s (23 replies)
Killer deals on Boulder accessories!!! (22 replies)
H3 Hood Handles (8 replies)
OnStar (0 replies)
H3T Door Speakers (2 replies)
chrome be gone and 1" body lift ??? (4 replies)
Stepped In Poop... Great Deal On A RAD 1 (4 replies)
BATTERY ISSUE SOLVED! (5 replies)
Adding Back Up Camera To Factory NAV (3 replies)
Original Media Entertainment GM-5100 (5 replies)
P0449 Code Help (5 replies)
How to remove inner tailgate panel (4 replies)
New H3 Low Profile Shock Plates at Trail Duty!!! (3 replies)
tire inflator question (12 replies)
how to lock the back door? (4 replies)
How can I reset the "low tire" message? (5 replies)
door rubs front fender (3 replies)
power locking not working (5 replies)
07 runs bad when at red light (13 replies)