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08-22-2025, 16:07

DickWells started a thread Mileage for a mechanical 6.5 Suburban 2500. in 6.5L Turbo Diesel - Tech Support - Troubleshooting - Performance

Been a long while since I've paid any attention to my fuel mileage with the Burb, especially, unladen. Around here, we most often have a single...

9 replies | 3112 view(s)

08-20-2025, 09:11

More Power started a thread Video - Giant Slayer - Duramax 6600 Origin Story in Duramax 6600

Giant Slayer - Duramax 6600 Origin Story - History of the Duramax 6600 - Giant Slayer. Learn what was happening in the industry at the inception of...

2 replies | 232 view(s)

09-08-2025, 13:06

More Power started a thread Power Service Unveils First-Ever One-Tank Diesel System Flush in Diesel Fuel, Bio-Diesel & Fluids Forum

I received an email from Power Service about a new product they're offering. One of the benefits listed was of particular interest to me (I...

1 replies | 109 view(s)

09-09-2025, 16:59

DickWells replied to a thread Mileage for a mechanical 6.5 Suburban 2500. in 6.5L Turbo Diesel - Tech Support - Troubleshooting - Performance

Can't say that I've ever been sorry that I went mechanical (4911) all things considered. But, IIRC, there were times, before the change, that I got...

9 replies | 3112 view(s)

09-09-2025, 09:18

More Power replied to a thread Mileage for a mechanical 6.5 Suburban 2500. in 6.5L Turbo Diesel - Tech Support - Troubleshooting - Performance

The 1982 6.2L GMC K1500 I owned in the 1990s was equipped with a Banks turbo, 3.42 gearing and a TH700R4. The engine had been freshly rebuilt along...

9 replies | 3112 view(s)

09-09-2025, 03:58

a5150nut replied to a thread Power Service Unveils First-Ever One-Tank Diesel System Flush in Diesel Fuel, Bio-Diesel & Fluids Forum

MP Thanks for posting this. Almost sounds to good to be true. I use their silver jug with every fill up. Does the new work on non dpf engines too?...

1 replies | 109 view(s)

09-08-2025, 05:45

Robyn replied to a thread Mileage for a mechanical 6.5 Suburban 2500. in 6.5L Turbo Diesel - Tech Support - Troubleshooting - Performance

The compressor, hoses and condenser are pretty simple. Getting at the HVAC system under the dash is just such a pain. The design on these could...

9 replies | 3112 view(s)