June 8, 2026 Our Timberline dual heating system was no longer working using shore power (electric when we plug in). The diesel option still worked great. Timberline is located in Washougal, Washington, but we were well past it once we realized the electrical part wasn’t working. Luckily, Momentum Vans in Arlington were able to get… Continue reading Grech – Timberline Repair + A Quick Stop in Anacortes