- air intake systems
- LB7 cranks a LONG time before starting
- Duramax Durability
- DIC Oil Change Monitor
- LLY headgaskets
- LB7 bad FPR?
- fire truck needs help
- Injector Change Time
- Hoping to get a VIN check pls
- Complete LLY Replacement
- Random coolant puking
- Had Bad is exhaust Reburn for my 6.6
- First Duramax
- Parts list for injectors
- DEF poor quality
- Valve cover sealant question
- Parts list for 2005 LLY head gaskets replacement
- new to forum: what will happen if....?
- sudden knock
- A new source of oil production.....
- Radiater drain cock
- Another NAPA (...crappa!) filter rant
- Exhaust Brake, Which One?
- Where do you dump the Dexcool?
- LLY Injector #2 and #7 Service Bulletin
- Smoking 04 LLY
- tech advice
- Passenger side rattle/vibration-not the downpipe bracket
- coolant leak
- Coolant change - '07 LBZ 4X4
- Which head gasket?
- Ingector Fears
- LMM 2007.5 2500hd broken exhaust bolts question.
- 2007.5 LMM Engine temp Towing in Mountains... clutch??
- Is catalytic converter necessary on 2001 in Arizona?
- Wandering Coolant Temperature
- Reman vs. new injectors
- Engine shut down ?
- coolant leak
- Removing the turbocharger from an LLY
- Help with starting/ shutoff issues
- Removing an LLY injector... need help!
- P0641 code
- Using Some Oil
- Dino or Synthetic Oil in my 2009
- Need help with P003A & P2563 codes
- my 2012 to be built
- Injector pump problems or not?????
- Fan for 05 Duramax
- Purchased 2005 DMAX truck; Any recommendations for long life?
- Traded in old for new(er)
- exhaust system upgrades
- Fuel Rail Pressures???
- Shelf life of FPPF
- Batteries & parasitic draw...?
- Injector questions
- Check Engine Light
- Newbie Question: Oil and Fuel Filter Changes?
- smoky 6.6 duramax
- Newbie looking for 02' LB7 info.
- Stock engine braking
- LB7 Today wont start
- CAI installed now instant fuel economy not working
- Best Oil
- Short Oil Life
- Belt broke, forced to limp home...help.
- How long is too long to let my truck sit
- 100k once again
- Mileage burning #1 vs. #2 diesel
- Late model fuel system failures (problems) ref to 6.7 Ford
- Realistic Fuel Mileage with a tuner
- Furnace oil
- mechanical dummy needs help
- EGR Help
- Need help identifying where oil is coming from
- lb7 oil leak
- Duramax Knocking
- Why no coolant filter?
- LB7 head gaskets and injectors change
- 2007 6.6 Topkick Repair Manual
- Serpentine Belt
- VIN Check
- fuel in oil???
- injector cleaner additives- worth it?
- Buying a used GM
- Another leak found. What are these lines?
- Fuel pressure question
- LB7 fuel in oil
- LML trip report
- cat nicktane ff adapter questions
- 2003 2500HD won't turn over...any ideas?
- Potential issues with Edge / Juice module 2004.5 LLY
- Replace Duramax Fuel Filter
- Scan tool
- Another smoke question.
- Temperature spike on my '05 LLY
- Electric fuel pump??
- Cooling leak
- still getting hot
- injector knocking
- Good News on Injectors
- Hiccup At Idle
- GMPARTSDIRECT Injectors?
- No Oil Pressure
- New 2013 Silverados
- Duramax 6600 - Low Power
- how to charge batteries?
- Firing Order
- Check Engine light
- P0102 Code
- New Member - GM Customer Service
- oil pressure wandering @ idle
- new owner
- Electrical
- In Search of Reliable Electronics
- Died and won't start blown fues??
- what is the EDU 1 fuse ?
- Adding cruise control to an 05 LLY
- 2003 fuel injectors
- injectors
- Anybody heard of Real Diesel in NC
- Modified Programming and performance equipment under close scrutiny...
- noisey duramax
- Blown head gasket need help
- Need Help - Loud Knocking Noise
- LesJ
- Buyer beware
- EGR Code
- '07 Duramax California Emissions ?
- K & N intake for LBZ ?
- Bosch injectors: new or remanufactured?
- Installing gauges
- Finally I have my 02 Dmax running.
- my heater doesnt heat
- Loud pop, no power, low coolant LLY
- oil dripping from backside of LB7
- High Idle Question
- Bone stock 2009 LMM going the distance
- 2012 Faster Idle
- Glow Plug #6
- Hour Meter reset
- Fuel tank depth: changing from 14" to 24"
- Fall lube service
- Clicking when starting
- Rubber fuel lines- LB7
- LB7 Injectors
- Question about Batteries
- battery drain grimlin
- time for a new truck
- Loss of power and runs rough
- Low power LB7 in a c 4500 lwb service body
- I'm back! just bought an '04 DA LB7
- HELP LB7 limited to 2000 rpm
- Injector #7 on an LB7
- Did I make a $20k mistake?
- plastic pulley
- Water pump replacement Mech. in Austin to San Antonio
- 2004 duramax 1 ton
- Plse advise on purchase of high miles Express
- 05 hiccup/cough while accelerating
- 2011 Duramax Fuel Filter Change
- 03 duramax 6.6.....plz help
- Exhaust brake
- LLY Mileage
- LLY Engine Hours Reset
- Do I need a new ECM???
- P0108 code everytime I start the truck
- help overboost code for no reason
- help fuel leak
- trans temp towing without winter front at 10f
- Loosing prime
- 2013 duramax performance
- Towing Fuel Mileage
- Breaking in a 2013 durmax
- Downpipe support
- Exhaust Residue, LML
- LML Exhaust Regeneration
- Seems common: p0401 and p0404
- Fuel Filter 2011
- vin check
- Duramax vs Cummins 5.9 why... oh why?
- Fuel Additive for 2013 6.6
- More Injector Problems
- How to Injector replacement
- Duramax is my 12th GM vehicle
- 2005 K3500 LLY Low Coolant message
- difficulty disconnecting ECM
- dead batteries
- LML Duramax Questions
- Replacing Fuel Filter Issue
- Def
- 05 chev 14 injectors replaced, need help/information
- 08 kodiak issues
- Injector Failure
- Seat Belt Chime - How to Disable?
- LLY Rough Idle
- P0045 code
- Electrical Charge
- Vin check please
- Lbz questions
- Toyshedmech
- Amplifier Hook Up?
- 2003 LB7 Coolant Loss
- LB7 Guru's Please help
- need advice on how to maintain my injectors
- Two Cycle Oil In Fuel
- What Fuel Additave To Use?????
- P2563 Codes
- Coolant filter installation
- Another Duramax "Reduced Power" Problem
- 2002 loss of power
- Limp Mode After A Long Idle
- Strange Occurence During Regen Cycle
- 09 GMC Sierra
- Turbo Problems
- Limp mode after a long tow 2008 Duramax
- My oil looks green!
- Problems with DPF at 120,000 miles
- Duramax Surging
- TBO time between overhaul LLY
- Air in fuel issue.
- ECM Failed
- Replacing nsbs
- 2006 to 2010 what the differences
- New 4" exhaust
- Multiple issues at once
- Fuel Pressure Regulator Replaced
- Losing Water
- Light Smoke
- LBZ quit and wont start
- Coolant leaking from overflow reservoir
- int. high pressure fuel pump
- DEF Quality - Walmart Brand
- One bad injector???
- Are "Cadillac Tabs" worth it?
- LB7 issue. Undercarriage of truck is soaked with diesel fuel.
- Check engine light
- VIN Check help please.
- First time replacing LB7 injectors
- Tci Torque converter
- wont stay running
- Update: undercarriage of truck soaked with diesel fuel...
- On Injector Failure and water
- Duramax will not start
- 2013 duramax error code
- Losing MPG
- Hard to start
- P0094 & p0302
- LB7 oil magic trick
- LBZ Idle mpg