- possible Allison issue (6 replies)
- 2500/3500 Difference (1 replies)
- Steering Wheel Grinding Noise? (0 replies)
- 5 or 6 speed Allison (5 replies)
- axle ratio options designations (9 replies)
- Bilstein & First Service Questions (4 replies)
- Tires, need your opinion (2 replies)
- Vibrations...Tires?? (9 replies)
- Allison Trans (4 replies)
- 2006 Pricing and Rebates (4 replies)
- DMAX AND TIRE SIZE! (9 replies)
- T-Bar Turning v. Green Keys v. Cognito Leveling (3 replies)
- Air Conditioner Fan Quits When Brakeing with trailer connected (2 replies)
- broken dualie rear fender (1 replies)
- rebuilding a NV 4500 at home. (24 replies)
- 22 x12 on 40" tires (1 replies)
- Brake Recall on Manual Trans. Trucks (4 replies)
- 2500HD pull a 2 car hauler? (5 replies)
- Paint issue? (4 replies)
- Head Gasket or Cracked Head or ?? (41 replies)
- sandstorm on windshield (5 replies)
- Silverados with one parking light out (13 replies)
- Transynd in a 4L80E? (1 replies)
- Driveline clanking (14 replies)
- Larger tires on a dually truck (9 replies)
- Latest Flywheel (5 replies)
- Transfer Case (3 replies)
- Dash light problems (13 replies)
- Bilstein Shock Questions (1 replies)
- 2003 Duramax Diesel clunk (10 replies)
- adding a lockign rear end (1 replies)
- Trans Leak? (5 replies)
- Grinding (8 replies)
- AC freezing up (4 replies)
- Bully Dog Shift Enhancers-Stage 1 or 2 ?? (2 replies)
- ODD TIRE WEAR (5 replies)
- Allison slipping (12 replies)
- TRANS OIL (5 replies)
- GM's Touch Screen Navigation Radio (0 replies)
- Lowering yellow bump stops (11 replies)
- 70 Series Tires In Load Range E ?? (7 replies)
- 285's,torsion bars, and shocks (9 replies)
- Water is getting in here. (10 replies)
- Firewall Insulation peeling away (5 replies)
- tranny fluid (1 replies)
- Brake and Rotor Replacement (2 replies)
- A/C has Failed (16 replies)
- CODE P0231 (1 replies)
- A/C Blowing Hot (3 replies)
- 2006 Edmunds Pricing Info (4 replies)
- Extra trans Cooler (20 replies)
- Questions on the allison (7 replies)
- Duramax fuel system question (2 replies)
- When do the 2006s arrive? (10 replies)
- Duramax 2500HD Shocks & Torison Question (9 replies)
- Transmission Heat (1 replies)
- Steeltex Tires Shot at 22,800 Miles (14 replies)
- No 4WD (5 replies)
- Steering Loose (6 replies)
- 99-01--Check your fenders! (5 replies)
- Rear end clunk (3 replies)
- Posting pictures (2 replies)
- Allison Trans - Duramax (1 replies)
- cognito leveling kit (4 replies)
- Rear diff initial fluid change and ??? (15 replies)
- Trans shift improvers (2 replies)
- 2006 GMC restyled? (9 replies)
- Allison down shift (2 replies)
- 2WD to 4WD conversion? (4 replies)
- NAPA Allison Filter - Warning... (3 replies)
- Can't Buy Tires! (32 replies)
- Air lift (4 replies)
- Steering Shaft on 2002 Silverado (7 replies)
- Help - transmission fluid change (1 replies)
- Transfer case fluid??? (9 replies)
- Noise from drivers side rear wheel area (6 replies)
- rear end fluid change (14 replies)
- Passenger Side Water Leak When Raining (1 replies)
- Help Me Identify this Part - Please (5 replies)
- No power steering no power brakes upon startup (2 replies)
- allison 6 speeds new for 2006?????? (1 replies)
- ABS Light (3 replies)
- Help--rear wheel stud (6 replies)
- Noise in Steering (4 replies)
- Diesel or Gasser? (18 replies)
- Electric brakes (1 replies)
- Overdrive lockout for 2002 Duramax (4 replies)
- Allison fluid change (6 replies)
- Catverter (5 replies)
- madmatt rebuild (1 replies)
- Air Conditioner Issue (3 replies)
- Left Turn Signal = Hazzards ??? (2 replies)
- rearend fluid (21 replies)
- 6-speed clutch (2 replies)
- Small D.I.C. Problem (5 replies)
- Goodyear Wrangler Silent Armor (15 replies)
- heater won't turn down (2 replies)
- Speedometer Error (2 replies)
- Programmers and shiftpoint control for the 4L80E (5 replies)
- Tire size and ABS Brake system (12 replies)
- Hyrdo-Boost Leak (3 replies)
- Need Y a Madmatt (5 replies)
- Allison replacement (5 replies)
- 02 hd 2500 flasher location (3 replies)
- 2005 DuraMax engine output (2 replies)
- Glow Plugs (4 replies)
- too much power (22 replies)
- Power Brake Problem (6 replies)
- Air Conditioning Blow Hot Air (9 replies)
- 4 wheel shifter noise(revisited) (2 replies)
- Mag Hytec and Warranty (1 replies)
- G80 Locker Functionality (2 replies)
- allison trans (1 replies)
- rear end noise (0 replies)
- Greasing yoke on drive shaft. (6 replies)
- Merit Tires (1 replies)
- Truck advice needed.... (1 replies)
- Allison cavitation when beginning to move (5 replies)
- Allison Overheating (4 replies)
- aftermarket air filters (6 replies)
- air filters (4 replies)
- brake control install snafu... (5 replies)
- Please help! Rear Axle Seals (2 replies)
- Transgo shift kit (0 replies)
- madmatt - Service Four Wheel Drive (9 replies)
- Snapped ZF6 tranny in half...really (10 replies)
- Worthless Parts Dept (5 replies)
- Tires??? (4 replies)
- GREEN KEY H2 WHEELS 315 CLEARENCE (1 replies)
- Delayed Shift (7 replies)
- Tailgate latch (2 replies)
- allison problem (3 replies)
- Allison transmission (7 replies)
- Headrest Removal (3 replies)
- What do you think? (1 replies)
- 265 tires and 245 spare??? (2 replies)
- Need 2500 Brake info (3 replies)
- Wind Buffetting on Crew Cab Rear Windows (10 replies)
- brake control install... (2 replies)
- lunking sound from driveline (4 replies)
- Outside air temp sender relocation (1 replies)
- NOISY CROSSMEMBER (5 replies)
- 4L80E Rebuild (2 replies)
- Oh great..... (1 replies)
- dmax 2500 rear end auto lock (8 replies)
- No Reverse (4 replies)
- QUESTION ON TCC LOCK UP (3 replies)
- 2003 Factory Retractable Mirror Issue? (4 replies)
- Rear axle seal (11 replies)
- Valve Stem Failure -- Fact or fiction?? (13 replies)
- does Edge affect MPG? (8 replies)
- HELP with vssb wire location (2 replies)
- Water Leak in Cab (8 replies)
- 1500HD or 2500HD (7 replies)
- DA_MAXX... ALLISON TRANSMISSION (11 replies)
- EDGE JUICE/ATTITUDE (2 replies)
- TOWING WITH PREDATOR (2 replies)
- Metal on Allison filter magnet (4 replies)
- Tranny capacity (3 replies)
- tweaking noise under dash (4 replies)
- Battery overheating (11 replies)
- DARK TRANNY FLUID? (9 replies)
- Speed Sensor '05 Allison (1 replies)
- Are front wheel bearings routinely serviced during brake jobs? (3 replies)
- 2003 K3500 flatbed suspension too stiff (2 replies)
- Need Alli tech in Va. (3 replies)
- Allison 6 speed (0 replies)
- Fuel primer (2 replies)
- GM Calibration Web Site (6 replies)
- Slip Yok on Drive Shaft (6 replies)
- tranny proublems (14 replies)
- Remote start doesn't work when standing underneath the truck (0 replies)
- Rearend Oil (2 replies)
- Allison transmission filter part # (5 replies)
- About to Buy a DMax (4 replies)
- Predator @ 85hp = Alli stuck in 4th after 10 sec wot burst uphill from 65mph (4 replies)
- Upgrading front end (10 replies)
- headlight not working (3 replies)
- Tire Pressure (10 replies)
- rear axel seal? (8 replies)
- Tire Size (14 replies)
- Steering Noise (5 replies)
- Steering noise out of warranty (1 replies)
- 2002 - Driver Side Rear Wheel Too Hot? (6 replies)
- 2500HD weight? (15 replies)
- H2 Wheels + 265/70/17 (4 replies)
- Packed snow preventing me from shifting Allison? (15 replies)
- Manual trans keeps quiting (5 replies)
- Piston Slap (1 replies)
- Axle Fluid Change (1 replies)
- Where to get TSB's and other service info? (1 replies)
- Another Noise Question (1 replies)
- AMSOIL TORQUE-DRIVE (6 replies)
- Coke in window switch (8 replies)
- Cold draft? (2 replies)
- Only 25k miles and already needs a... (14 replies)
- NORMAL NOISE??????????? (8 replies)
- OD off in Tow Haul Mode? (2 replies)
- Tailgate Dropping (3 replies)
- OEM Aluminum Wheels-ALCOA? (4 replies)
- motor revs by itself (2 replies)
- How to get bigger tires on a 3500 (1 replies)
- TRANNY CODES (1 replies)
- Tranny question..... (3 replies)
- Transmission spin on filters (7 replies)
- Tire rotation (3 replies)
- GM Recalls Trucks & SUVs (1 replies)
- Time for new tires... (3 replies)
- I got my TranSynd (1 replies)
- Transmission downshift problems/fix? (2 replies)
- Front & Rear Brake pads same or not? (7 replies)
- Transfer case vibration in 2H (1 replies)
- Wheel bearings (20 replies)
- I NEED SOME ADVISE!!! (2 replies)
- 6 Speed clutch upgrade (1 replies)
- nsbu overheating pt2 (0 replies)
- nsbu switch overheating (7 replies)
- 4WD vs 2WD mileage (2 replies)
- 04 wheel problem (2 replies)
- Just placed my order - 2500HD D/A SLT CC 4x2 (6 replies)
- Mobil 1 Gear Oil Does Not Meet GM Spec (10 replies)
- 2" lift (6 replies)
- Listing of TSB's for specific trucks (4 replies)
- Binding Rearend (5 replies)
- MADE A MISTAKE ON LAST POST (2 replies)
- interior paint codes (6 replies)
- Intermediate steering shaft-- steering rattle. (22 replies)
- Greasing the Chassis (8 replies)
- Dont pass plows (2 replies)
- My NSBU experience + ? (4 replies)
- U Joints (2 replies)
- PINION BEARING NOISE (3 replies)
- Another New Style NSBU Switch ??? (3 replies)
- Jiffi-tite loose? (4 replies)
- noise/viberation (2 replies)
- Changed NSBU.. No Luck? (6 replies)
- 29540479 park neutral position/neutral start backup switch (4 replies)
- 50 MPH+straight highway+Black Ice = (9 replies)
- Front Differential Locker? (9 replies)
- Extended cab vs Crew Cab 2500??? (21 replies)
- Recall on power steering and brake (12 replies)
- Allison quick learn (3 replies)
- 2500/3500 ride (3 replies)
- Vibration at Converter lockup (4 replies)
- TSB for NSBU??? (5 replies)
- 03 D/A Overdrive Issue (3 replies)
- Left Wheel Noise (9 replies)
- Power steering and power breaks occasionally temporarily go out. (5 replies)
- Noisy when turning steering wheel (4 replies)
- egr valve (2 replies)