- 2025 Issues - Chevy and GMC Duramax Diesel Forum
I bought a 2025 GMC Sierra 1500 Denali Ultimate Duramax and overall, I love the truck It's an absolute joy to drive, and the engine is fantastic Unfortunately, with barely 3k miles on the truck, I've had significant two issues that have required return trips to the dealer Issue 1 - The DEF supply line was not properly secured to the DEF
- N242454440 recall for 10-speed transmissions - Chevy and GMC Duramax . . .
A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more!
- Duramax 3. 0 Should I buy? - Chevy and GMC Duramax Diesel Forum
Hello, new to this forum Thinking about purchasing a 23 or 24 GMC Sierra with the 3 0 Duramax I drive about 10 miles each way to work, mixed freeway and city Reading about several issues with this motor, oil leaks, long starts no starts, DEF issues, etc I really like this motor and
- 2025, 3500 6. 6 Duramax - Chevy and GMC Duramax Diesel Forum
2025 3500, Duramax 6 6 After stopping to refuel the check engine light came on again, took the truck to the dealership, where they updated the software and the light is off, hopefully it is good The tech said it was a recall
- Buying a 2020-2025 Duramax? - Chevy and GMC Duramax Diesel Forum
A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more! Full Forum Listing Explore Our Forums General Discussions 01-04 5 LB7 Duramax Powertrain New Member Introductions Build Threads Exterior View All Home Forums
- 2025 GMC Trans failure - Chevy and GMC Duramax Diesel Forum
A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more! Explore Our Forums General Discussions 01-04 5 LB7 Duramax Powertrain New Member Introductions Build Threads Exterior
- What is the Best Duramax OBD2 Scanner?
A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more! Full Forum Listing Explore Our Forums General Discussions 01-04 5 LB7 Duramax Powertrain New Member Introductions Build Threads Exterior Home Forums
- Newer GM diesels get a DEF sensor fix! - Chevy and GMC Duramax Diesel Forum
This applies to ALL 3 0 duramax's and newer 6 6 duramax's too NO It does apply to all LM2's It does not apply to LZO's Full size SUV's are still using the LM2 2023 and 2024 1500 pickups have switched to LZO GMAuthority is a journalist website that implies they speak for GM -- but they are independant
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