1. Sub-Forums

   Commercial Truck Forums

   Manufacturer specific forums for owners of semi trucks and heavy duty vehicles:

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   1. Freightliner Forum

   2. International Forum

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   5. Peterbilt Forum

   6. Volvo Forum

   7. Western Star Forum

   Latest: 2016 Volvo VNL blow motor problems Stringb8n, Dec 6, 2025 at 1:13 PM

2. Sub-Forums

   Heavy Duty Diesel Truck Mechanics Forum

   For mechanics and owners of shops servicing semi trucks and Class 7-8 vehicles. Repairs, troubleshooting and business advice.

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   9,628

   Messages:

   94,086

   Latest: Rear main seal Mr Bob, Dec 9, 2025 at 11:40 AM

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