2015 Jayco Seneca Series M-37 HJ CUMMINS Specs

Specifications

Floor Plan

Type

Class C

Drivetrain Warranty (Months / Miles)

36 / 50000

Revision Status

New

Engine Type

In-Line

Displacement (l)

6.7

Horsepower

340

Fuel Type

Diesel

Fuel Capacity (gal / L)

74 / 280.1

Engine Brand

Cummins

Chassis Brand

Freightliner

Maximum Sleeping Capacity

8

Number Of Slideouts

3

Length (ft-in / m)

' ' / 11.9

Interior Height (in / mm)

83 / 2108.2

Air Conditioning (BTUs)

30000

Heater (BTUs)

35000

Fresh Water Capacity (gal / L)

71.5 / 270.7

Gray Water Capacity (gal / L)

40 / 151.4

Black Water Capacity (gal / L)

30 / 113.6

Propane Capacity (gal / lbs)

13.2 / 56

Water Heater Tank (gal / L)

N/A

Master Bedroom

Standard

Kitchen Dinette

Bench Seats

Interior Flooring Type

Carpet / Laminate

Television

Standard

DVD Player

Standard

Rear Video Camera

Standard

Slideout Awning

Standard

Leveling Jack Type

Front Power / Rear Power

Power Retractable Entry Steps

Standard

Interested in Selling Your Vehicle?

Get a verified offer sent directly to you.

Click Here

Make sure you're protected! Insure your RV for as low as just $125/year.*

JD Power Motorhome Buying Program

Take advantage of real dealer pricing and shop special offers on new and used Motorhomes. Select your Motorhome to get started.

Condition

Zip

See Dealer Pricing

Learn More about the JD Power Motorhome Buying Program

Progressive RV Insurance

Insure your 2015 Jayco M-37 HJ CUMMINS for just $125/year*.

Leader in RV Insurance: Personalize your policy without breaking the bank.
Savings: We offer low rates and plenty of discounts.
Coverages: Specialized options for full timers and recreational RVers.

Get a Quote

*Annual premium for a basic liability not available in all states.

Other Resources

Use these tools provided by our trusted partners to complete your RV shopping experience.

Attention West Coast RV Owners

We’ll pay CASH for your RV — TODAY!

Get Cash

Sell Your Motorhome with GoRollick

Receive a direct offer on your Motorhome with GoRollick.

Get Started

Trucks and SUVs for Hauling

See All Trucks

See All SUVs

2026 Ford F-150

7,400 lbs towing capacity

Starting at $37,290

Build and Price

2026 Jeep Gladiator

4,500 lbs towing capacity

Starting at $39,820

Best car deal in 43215

Build and Price

Research Other Trucks and Cars

Make

Model

Year

Search

Research Another Vehicle

Truck Deals, Pricing and Values

2015 Jayco Seneca Series M-37 HJ CUMMINS Specs

Values

Specifications

Notes

Identification

Identification

Type

Drivetrain Warranty (Months / Miles)

Revision Status

Drivetrain Chassis

Drivetrain Chassis

Engine Type

Displacement (l)

Horsepower

Fuel Type

Fuel Capacity (gal / L)

Engine Brand

Chassis Brand

Specification

Specification

Maximum Sleeping Capacity

Number Of Slideouts

Length (ft-in / m)

Interior Height (in / mm)

Air Conditioning (BTUs)

Heater (BTUs)

Holding Tanks

Holding Tanks

Fresh Water Capacity (gal / L)

Gray Water Capacity (gal / L)

Black Water Capacity (gal / L)

Propane Capacity (gal / lbs)

Water Heater Tank (gal / L)

Interior Features

Interior Features

Master Bedroom

Kitchen Dinette

Interior Flooring Type

Television

DVD Player

Rear Video Camera

Exterior Features

Exterior Features

Slideout Awning

Leveling Jack Type

Power Retractable Entry Steps

Interested in Selling Your Vehicle?

JD Power Motorhome Buying Program

Progressive RV Insurance

Other Resources

Attention West Coast RV Owners

Sell Your Motorhome with GoRollick

Trucks and SUVs for Hauling

Research Other Trucks and Cars

Popular on JD Power

Popular RV Values

Popular RV Makes

Popular RV Specs

Popular RV Categories