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October 24, 2025 Service bulletin

It has come to Tiffin Motorhomes attention that on certain 2025 GT1 motorhomes, the Spyder control panel...

Tiffin technical service bulletin SB-78 for 2025 Tiffin GT1.

Bulletin number
SB-78 (SB-78)
Component
Electrical system
Summary
It has come to Tiffin Motorhomes attention that on certain 2025 GT1 motorhomes, the Spyder control panel may not be displaying the correct battery voltage. Tiffin Motorhomes will install a new harness to allow the Spyder control panel to display correct battery voltage and clear "charge batteries" when the batteries are at 100%.

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