- 2500 to 3500 (6 replies)
- Allison Maintainence - Beware! (19 replies)
- Allison finally fixed! (3 replies)
- New info on leaky Hydro-Boost units (8 replies)
- I need help (13 replies)
- Extended Warranty Information Sought (25 replies)
- Pictures of 285x75x16 TrXuS are up! (8 replies)
- I Am the Proud Father of a 02 GMC! (7 replies)
- Black Waxy Stuff on Frame (2 replies)
- 96 K3500 Wheel Bearings (3 replies)
- Chevy '03 Taillights (13 replies)
- should i have to pay? (15 replies)
- Allison fluid change frequency? (3 replies)
- Helms Manual for 2002 (2 replies)
- Newbie ... Questions about 2003 model (11 replies)
- Newbie here... wives or ladies drive these HD trucks? (26 replies)
- 285x75x16's installed! (10 replies)
- Steering rattle report (5 replies)
- 03 CC LT Chevy Duramax is IN!!! One Problem (5 replies)
- Wet underside and tailgate... (6 replies)
- ZERKS / service manual (3 replies)
- 4x4 Vibration Help (4 replies)
- Allison no go........ (6 replies)
- Changeover to Amsoil (3 replies)
- Good site for tire calculations (1 replies)
- Onstar ??? (5 replies)
- I now have a "real" Truck (1 replies)
- Strange noise in my truck (13 replies)
- Allison 1000 problems (20 replies)
- RAWR of '03 2500HD? (12 replies)
- Any 2003 problems yet? (2 replies)
- Newbie here... 2wd vs 4wd (9 replies)
- 40/20/40 seat - owners BEWARE!! (6 replies)
- New shocks - will they help? (6 replies)
- Stock Tire Differences? (6 replies)
- Hard Riding 3500 (28 replies)
- Wet Allison (6 replies)
- Man o Man, GM's service departments..... (48 replies)
- steering shudder (0 replies)
- Mdrag help (15 replies)
- Darn! Its my turn in the barrel (12 replies)
- Spinning my wheels (10 replies)
- Ally spin on (3 replies)
- Allison is trashed... see text (9 replies)
- OD lockout question for 77TransAm (7 replies)
- Drive Shaft Clunk (2 replies)
- Speedometer Accuracy (10 replies)
- Need Shocks? (1 replies)
- Steering box leak (0 replies)
- Going in for service... (24 replies)
- Rock impact damage to dually fenders. (5 replies)
- Anyone with pics of 03 GMC Cab+Chassis (1 replies)
- Avalanche Ride Vs. 2500HD (8 replies)
- Trans fluid recommendations for 4L80E (1 replies)
- 03 GMC owners, lets talk tires ! (0 replies)
- Alison coupled to PSD (16 replies)
- Whats the latest on the steering rattle? (11 replies)
- An Allison Brain Fart? (9 replies)
- Transfer case lube 2003 Suburban (1 replies)
- Fram oil filters at Walmart (13 replies)
- Mag-Hytec Rear Cover (2 replies)
- Ride Quality For 3500 2 by 4 Owners (5 replies)
- Shocks on 2003 HD (0 replies)
- dash delaminating ?fixed or not? (5 replies)
- Sounds like an F14 (16 replies)
- Bump in 4WD (High) (5 replies)
- Horrible driveline vibration... help (12 replies)
- I bought the wrong wheels (4 replies)
- I lost my reverse lights......? (6 replies)
- front differential lube (4 replies)
- Allison Part Numbers (0 replies)
- 2800 pound king pin weight into a 2500HD? (17 replies)
- Steering damper (2 replies)
- Clanging under truck (1 replies)
- Drive Shaft (1 replies)
- Allison Lockup Noise (3 replies)
- Photos of 2003 3500 and New Towing Mirrors (18 replies)
- Busy Shift (6 replies)
- I smell antifreeze coming from my air outlets (4 replies)
- Tire and wheel combos....Help ! (11 replies)
- Grease? (6 replies)
- gearing questions for larger tires (12 replies)
- Differential Cover (4 replies)
- SDWA... (2 replies)
- No speedo or tach (1 replies)
- grease ft.end (2 replies)
- Hurry Guys, Bid on this NICE Duramax! (5 replies)
- Softening the ride on a 2500HD 4x4 (12 replies)
- Rear axle leaking (4 replies)
- FINALLY !!! Bearing installed 700 miles ago (4 replies)
- Auxillary fuel tank/toolbox diamondplate combo? (7 replies)
- Need a front bumper (3 replies)
- Chevy 3500 Front Wheel Cover Difference?? (1 replies)
- brush/deer guard (29 replies)
- rad mounted on fore end of fuel tank. what's it for?? (3 replies)
- Allison ATF Bleed and Feed (0 replies)
- GM Cost Cutting on '03's (8 replies)
- Allison filters (13 replies)
- Anyone else waiting for Bilsteins from Eshock.com? (39 replies)
- Lock out for the Allison (43 replies)
- Getting wax off trim (10 replies)
- 2003, 3500 HD Brake Control Hook Up (2 replies)
- Service 4WD Light? (10 replies)
- Rear shocks leaking....? (5 replies)
- News from Dakota Digital (2 replies)
- Trip to California (0 replies)
- 38 dollars for Tran. Filter (14 replies)
- Brian Carrington?? (3 replies)
- Coolent Temp. Guage (2 replies)
- Speedometer Malfunction (1 replies)
- Seat Question (0 replies)
- Who's Got the Most Miles on Their Truck? (4 replies)
- mdrag question for you!!!!!!!! (1 replies)
- 0 to sixty times for the Duramax and 8.1 engines (8 replies)
- Allison Trans and Exhaust Brake (4 replies)
- Transaxle Seal Leak (13 replies)
- 8 turns of torsion bar adjusters, still not level (9 replies)
- Parking Brake Problems (5 replies)
- Little "speaker" thingy (5 replies)
- Fuel Prices ? (3 replies)
- Permently Cancel Change Oil Message Light ? (1 replies)
- hoot (2 replies)
- Truspeed Sensor... Who has one? (1 replies)
- 03 Towing mirrors on 02's (7 replies)
- Fleetco Air Suspension: Good/Bad News (4 replies)
- Wooo Hooo! Ordered! (6 replies)
- Allison / Running Gear (3 replies)
- 3500HD SRW (8 replies)
- Shudder when decellerating (5 replies)
- Minimum Thickness Spacer for a 3500 (1 replies)
- Drafty Cab Normal? (6 replies)
- Irraticat Alternator (3 replies)
- Amsoil Air Filter Question?? (11 replies)
- 3500 Smashed Front Wheel Cover.......Ouch! (2 replies)
- Beware of Canadian Trucks (16 replies)
- Hard 2nd to 1st shift (2 replies)
- Csdmax & Tinbender! I need help (6 replies)
- HelmInc stated that 02 manuals are in. (20 replies)
- Anouther GM Surprise (6 replies)
- Allison Video??? (1 replies)
- Build Date (3 replies)
- HD aluminum wheels: 16 x 6.5" or 7" (3 replies)
- Opinions On Which Trailer Brake Controller To Purchase? (2 replies)
- Upgrading to 3500 - Whats my truck worth ? (9 replies)
- Cab air filters are washable.. (7 replies)
- wax (54 replies)
- Why do you need overdrive lockout? (9 replies)
- ertra rims wanted (6 replies)
- Who sells A pillar for guages (6 replies)
- Banks Exhaust No Tip? (7 replies)
- Towing Up Real Hills (17 replies)
- Another Tire Question BFG'S? (15 replies)
- SPARE TIRE (3 replies)
- Fog Lights keep Blowing Fuses! (1 replies)
- Edelbrock shocks Free maybe (4 replies)
- Parking Brake. . . (16 replies)
- Waiting on Dakota Gauges? FYI (5 replies)
- HD 11.5" 14 bolt axle on a 1500HD? (4 replies)
- Allison Deep Pan? (22 replies)
- Leaking Allison on Vacation - Doh (7 replies)
- '03 taillights on an '02 (6 replies)
- Loose bed bolts (0 replies)
- Gauge cluster help. (9 replies)
- Transmission updates (11 replies)
- Worn out Tire story (6 replies)
- Funny!!! (2 replies)
- More new pics of 03' 2500HD-CC & EC; also a C4500 (13 replies)
- 2003 HD SILVERADO >Y U CK !!!!!! (7 replies)
- Tires and the computer (5 replies)
- LEAKING BATTERY ACID (2 replies)
- TOO HOT TO TOUCH! (1 replies)
- K&N FIPK 63-1039 - 2001-2002 Chevy Duramax (6 replies)
- Low Air Flow Driver Side Vent (2 replies)
- Doetsch-Tech shocks (2 replies)
- Diesel Fuel In Mexico (1 replies)
- fluid and filters...DFW GTG (0 replies)
- boost/ egt gauges (5 replies)
- 2003 model, my findings (2 replies)
- Service Manuals & False Advertising Complaint (11 replies)
- MP3 with Stock Head Unit? (8 replies)
- Zerks (1 replies)
- What is your exhaust temps and boost levels? (4 replies)
- air noise (5 replies)
- A tire ?? for mackin!! (1 replies)
- Allison staying too long in 2nd when accelerating quickly (9 replies)
- REAR DIFFERENTIAL (14 replies)
- Front Diff fluid low!!! (1 replies)
- Dually bed side marker lights (5 replies)
- Bilsteins Canada (0 replies)
- Hot August Nights - Reno (8 replies)
- Anyone getting the airbag light? (4 replies)
- Recalibration of Speedometer (14 replies)
- Delphi Electronics = JOKE (15 replies)
- One Powerful Suburban (8 replies)
- Someone stole my tires!! (12 replies)
- Canidian trucks, dash switching info needed? (1 replies)
- Allision Driveshaft rubbing? Need advise on used truck? (2 replies)
- Air Pressure for Dually (3 replies)
- 235's on a 3500 ? (40 replies)
- Pictures are posted! (22 replies)
- High Speed "Float" (7 replies)
- Pulling To The Left (9 replies)
- A Great Day To Own A Truck (2 replies)
- High Idle for 2003 (0 replies)
- More rear end break in questions. (14 replies)
- and still another tire question (2 replies)
- New Skins Are On-Thanks GM (23 replies)
- Hey Maverick....'03 Chassis cab pics (1 replies)
- Everyone with ALCOA wheels (1 replies)
- ECM/TCM Updates out of warranty (2 replies)
- Tons Of Diesels On The Big Island (1 replies)
- 2500HD 5th Wheel question (5 replies)
- Pics of 03 CC 3500 D/A & 03 CC 1500HD w/Quadrasteer (21 replies)
- another tire question (9 replies)
- Rear Diff Fill Plug Gasket (5 replies)
- Mustard sauce... (3 replies)
- ebay auction for 22.5" wheels for 3500's.- adapter kit and alcoa wheels w/tires (8 replies)
- Are my U-joints shot?? (10 replies)
- Time for new shocks. Which ones? (29 replies)
- Free 7 Brand New Tires (Compliments Of GM) (44 replies)
- Allison Filter Question (2 replies)
- trans cooler scope!! (11 replies)
- Another front end sloped truck (2 replies)
- Factory Bridgestone tires (10 replies)
- what will plugging the wastegate hose do with a stock exhaust???? (1 replies)
- Consumer Reports BLASTS Dodge CC (6 replies)
- Allison Warranty (8 replies)
- 11 time zones... (15 replies)
- Ford not to continue Excursion... (15 replies)
- Twitchy Speedometer (1 replies)
- Duelly Rear (0 replies)
- Allison Leaking (3 replies)
- Who has a picture of a two tone truck? (4 replies)
- OK! Who Do you have to know? (8 replies)
- Where to locate the brake controller? (8 replies)
- 2003 dually at the race today! (0 replies)
- has your automatic shifted below 3ard on a hill (1 replies)
- Rear Driveshaft slip yoke (1 replies)
- gmpartsdirect.com (11 replies)
- Chassis Lube Question (5 replies)
- Gas Milage (40 replies)
- Just got my truck back. (1 replies)
- Oil Filter Replacement ? (4 replies)
- 2003 GMC 2500HD interior images NEW (9 replies)
- Tire Load Ranges (2 replies)
- Hey, BUCKMAN (4 replies)
- Allison surges backwards on start up (3 replies)
- Steering stabilizer (5 replies)
- One piece drive line taking forever! (11 replies)
- "clunk" when turning (1 replies)