2005 Jayco Seneca HD
2005 Jayco Seneca HD 34SS 35' Class Super C Motorhome. Chevrolet Duramax 6.6 Liter V8 300HP Diesel Engine. 2 Slide Outs, Awning, Sleeps 7, 2 A/C Units.
Experience the power, comfort, and versatility of this 2005 Jayco Seneca HD 34SS! Built on the heavy-duty Chevrolet Kodiak C5500 chassis, this diesel-powered Super C combines truck-based durability with a spacious interior designed for extended adventures. Significant maintenance and upgrades completed from 2023 through 2026 make this coach stand out.
The Chevrolet Kodiak C5500 chassis features all-wheel ABS, polished Alcoa aluminum wheels, and an approximately 8,000-lb towing capacity. Upgrades include a Super Steer steering stabilizer and pitman arm, SumoSprings front bump stops, rear Firestone airbags, front-end alignment, reinforced hitch, AirDog lift pump fuel system, heavy-duty alternator, auxiliary transmission cooler with automatic electric fan, and new fuel injectors.
2023: Two new house batteries, six new Toyo tires, two additional spare tires (one mounted on an Alcoa wheel), comprehensive rear brake work, AirDog lift pump, auxiliary transmission cooler, SumoSprings, and reinforced hitch.
2024: Super Steer steering stabilizer and pitman arm, front alignment, heavy-duty alternator, upgraded headlights, two new chassis batteries, and generator service. Radiator flushed; water neck, thermostat, and glow plug replaced.
2025: Refrigerator removed, cleaned, and serviced by an RV dealer.
2026: New fuel injectors, both slide-outs serviced, one new slide control module, and new window seals installed by an RV dealer.
Additional improvements include a new cooling fan and heavy-duty fan clutch, resealed roof, and serviced slide mechanisms.
The versatile 34SS floor plan sleeps up to seven with a queen master bed, overhead bunk, convertible booth dinette, and pullout loveseat. The kitchen features Corian-edged countertops, a three-burner gas cooktop with oven, an eight-cubic-foot gas/electric refrigerator, microwave, and pull-out pantry drawers.
Enjoy ducted central air conditioning, gas furnace heat, and a split bathroom featuring a neo-angle glass shower with skylight and a separate toilet and sink room. Entertainment includes a 27-inch front TV, Dolby Digital 5.1 surround sound, and satellite-ready wiring.
The Onan 5,500-watt Quiet Diesel generator provides onboard power, while automatic hydraulic leveling jacks make campsite setup easy. With its heavy-duty chassis, spacious accommodations, and extensive mechanical improvements, this Jayco Seneca HD is an appealing choice for travelers seeking comfort and capability.
Financing for your RV
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Click the link below to apply. Just "kicking tires" at this point, no problem. Get preapproved now so you can act quickly when you find what you want. Preapproval speeds up the loan process and gives you leverage with sellers.
Once you've narrowed down your RV search, we recommend considering a 3rd party inspection of the unit. This will allow you to set eyes on the vehicle and determine it's mechanical condition, without ever having to leave home.
We recommend Premier RV Inspections. They work with qualified inspectors nationwide who will come out to the rig's location, review the condition, and send over a full report--including photos!
An RV warranty, like those offered by Wholesale Warranties, will step in to pay for these costly repairs. From your engine and transmission down to your leveling jacks, slide-outs, and appliances, these policies will take care of the repair bill, and get you back on the road where you belong! Click here to learn more about RV protection.