Free RV manual

Heartland Mallard Manual

The Heartland Mallard is a travel trailer built by Heartland. Federal safety records on it cover model years 2016 to 2024. This page shows how its systems work, every recall on file for it, and where to find the official owner's manual.

Built by	Heartland
Kind	Travel trailer
Model years on record	2016 to 2024
Recalls on file	12

The official owner's manual

Heartland keeps owner's manuals online, free to read. Pick the model year of your rig. It is on the sticker by the entry door.

Heartland owner's manuals

Component manuals

Dometic · Fridges, air conditioners and awnings
Suburban · Furnaces and water heaters
Lippert · Slides, awnings, jacks and leveling
Thetford and Norcold · Norcold fridges and Thetford toilets
Dexter · Trailer axles, brakes and bearings

How its systems work

Our free manuals for every system on a travel trailer. The ones its recalls touched come first.

1 recall touches thisPropane, furnace and fridgeOpening the tanks, lighting the stove, running the furnace and fridge, and what to do if you smell gas.1 recall touches thisThe refrigeratorGas and electric absorption fridges, 12 volt compressor fridges, how long they take to cool and how to keep food cold on the road.Free manualFresh water and the water heaterCity water, the fresh tank, the pump and the water heater. How to fill it, turn it on and keep it clean.Free manualThe water heaterGas, electric or both. How to fill it, light it, drain it and care for the anode rod, plus what to do when there is no hot water.Free manualBlack and gray tanksThe order, the hose, the valves and what to put down the toilet. Dumping your tanks the right way, step by step.Free manualThe toiletHow to flush, what paper to use and how to keep the black tank from clogging or smelling.Free manualShore power and batteries30 amp and 50 amp shore power, the 12 volt battery side and the inverter. What runs on what, and how not to trip a breaker.Free manualSolar and lithium batteriesHow solar charges your batteries, what lithium changes, and how to tell how much power you really have left.Free manualPropane, smoke and CO alarmsWhere each alarm is, what each one means, how to test them and why the propane alarm sometimes beeps on a low battery.Free manualThe furnaceA propane furnace with a 12 volt fan. How it starts, why it drains the battery and what to check when it blows cold air.Free manualThe roof air conditionerHow much power it needs, why it freezes up, how to clean the filters and what to try before you call for help.Free manualRoof and sealsWater is the biggest enemy of an RV. How to check the roof and seams, which sealant to use and the signs of a leak.Free manualSlide outsWhen to open them, when not to, and what to check first. Slide outs are the most common repair on a rental, and most of it is avoidable.Free manualAwningsPower and manual awnings, how to set them, and why wind is the thing that breaks them.Free manualLeveling and jacksBlocks, tongue jacks, stabilizers and auto leveling. How to get level, why it matters and why stabilizers are not for lifting.Free manualWinterizing and spring start upDrain it, bypass the water heater and fill the lines with RV antifreeze. Then how to undo it all in spring.Free manualHitching a trailerCoupler, safety chains, breakaway cable and lights. A simple routine to hitch up the same way every time.Free manualTrailer brakes and breakawayElectric brakes, the brake controller in your truck, how to set the gain and how to test the breakaway switch.Free manualTires, wheels and bearingsTire age, pressure and load, lug nut torque and when to service trailer wheel bearings. The parts that cause the most trouble on the road.Free manualWeight and payloadWhat GVWR, cargo capacity and tongue weight mean, how to weigh your rig, and why sway almost always starts with weight.

Recalls on file

NHTSA has 12 recalls on file for the Heartland Mallard. The most common areas are oven and stove and cooktop (2), labels (2) and refrigerator (1). Each one is listed below as filed. A recall is fixed free at a dealer, even on a used rig, and even years later.

Oven/stove/cooktop · model years 2023 to 2024 · 24V236000, filed March 27, 2024

What is wrong. Heartland Recreational Vehicles, LLC (Heartland) is recalling certain 2023 Elk Ridge, Lithium, 2024 Eddie Bauer, Corterra, 2023-2024 Big Country, Big Horn, South Fork, Fuel, Gravity, Mallard, North Trail, Sundance, Milestone, Pioneer, Prowler, Torque, and Trail Runner fifth wheels and travel trailers. The LED backlight circuit board in the cooktop range may fail, causing the board to overheat.

What can happen. A circuit board that overheats increases the risk of a fire.

The fix. Dealers will disconnect and cut the circuit powering the LED backlights and terminate the wiring, free of charge. Owner notification letters were mailed May 9, 2024. Owners may contact Heartland customer service at 1-877-262-8032.

Campaign 24V236000. See it on NHTSA

General RV equipment · model years 2022 to 2023 · 22V591000, filed August 8, 2022

What is wrong. Heartland Recreational Vehicles, LLC (Heartland) is recalling certain 2022 Cyclone, Elk Ridge, Fuel, Milestone, North Trail, 2022-2023 Big Horn Traveler, Gravity, Lithium, Mallard, Pioneer, Prowler, Road Warrior, Sundance, Torque, and Trail Runner travel trailers. The electric retractable awning has a welded seam on the fabric that may separate, potentially allowing the awning to drop beyond normal operation.

What can happen. An awning that drops or extends beyond normal operation can increase the risk of injury.

The fix. Dealers will inspect and repair, or replace the awning, free of charge. Owner notification letters were mailed by September 8, 2022. Owners may contact Heartland customer service at 1-877-262-8032.

Campaign 22V591000. See it on NHTSA

Refrigerator · model year 2021 · 21V557000, filed July 22, 2021

What is wrong. Heartland Recreational Vehicles, LLC (Heartland) is recalling certain 2021 North Trail and Mallard recreational trailers. The refrigerator roof vents were not routed properly during production.

What can happen. An improperly routed vent may allow the refrigerator to overheat, increasing the risk of a fire. Further, exhaust gas trapped inside the vehicle can cause carbon monoxide poisoning, increasing the risk of injury or death.

The fix. Dealers will inspect the roof vent, and repair the vent sleeve connection if necessary, free of charge. Owner notification letters were mailed August 31, 2021. Owners may contact Heartland customer service at 1-877-262-8032.

Campaign 21V557000. See it on NHTSA

How this part works is in our the refrigerator manual.

Oven/stove/cooktop · model year 2021 · 21V453000, filed June 17, 2021

What is wrong. Heartland Recreational Vehicles, LLC (Heartland) is recalling certain 2021 Mallard, Wilderness, Trail Runner and 2020-2021 North Trail trailers. The LP gas lines may not have been tightened properly on the outside cooktops, which could result in a gas leak.

What can happen. A gas leak can increase the risk of a fire.

The fix. Dealers will inspect and tighten the LP gas lines, and test the propane system for leaks, free of charge. Owner notification letters were mailed August 10, 2021. Owners may contact Heartland customer service at 1-877-262-8032.

Campaign 21V453000. See it on NHTSA

LPG systems · model years 2018 to 2021 · 21V428000, filed June 4, 2021

What is wrong. Heartland Recreational Vehicles, LLC. (Heartland) is recalling certain 2018-2021 Mallard, Shadow Cruiser, Sundance XLTTT, Wilderness, Prowler, Trail Runner, 2018-2019 Pioneer, Terry Classic, 2020-2021 Lithium, and 2021 North Trail trailers equipped with a Winntec model 6020 two-stage propane regulator. The regulator may fail, causing an increase in propane pressure.

What can happen. Increased propane pressure can enlarge the flames in gas appliances, increasing the risk of a fire.

The fix. Dealers will replace the regulator and test the propane system for leaks, free of charge. Owner notification letters were mailed August 3, 2021. Owners may contact Heartland customer service at 1-877-262-8032.

Campaign 21V428000. See it on NHTSA

How this part works is in our propane, furnace and fridge manual.

Multiple axle · model year 2021 · 21V009000, filed January 14, 2021

What is wrong. Heartland Recreational Vehicles, LLC (Heartland) is recalling certain 2021 Mallard M180BH recreational trailers. These units had incorrect axle, rims, and tires installed during production.

What can happen. The incorrect axles, rims, and tires can cause the trailer to be overloaded, increasing the risk of a crash.

The fix. Heartland will notify owners, and dealers will replace the axle, rims, tires and the spare tire, free of charge. The recall began January 28, 2021. Owners may contact Heartland customer service at 1-877-262-8032.

Campaign 21V009000. See it on NHTSA

General RV equipment · model year 2021 · 20V486000, filed August 18, 2020

What is wrong. Heartland Recreational Vehicles, LLC (Heartland) is recalling certain 2021 Mallard travel trailers. The liquid propane (LP) hose and connector may contact the suspension shackle.

What can happen. Contact with the shackle can cause premature failure of the LP hose, increasing the risk of a fire in the presence of an ignition source.

The fix. Heartland will notify owners, and dealers will relocate the hose to prevent the LP hose/connector from being able to make contact with the shackle. The recall began October 9, 2020. Owners may contact Heartland customer service at 1-877-262-8032.

Campaign 20V486000. See it on NHTSA

Carrier/rack · model year 2020 · 20V275000, filed May 14, 2020

What is wrong. Heartland Recreational Vehicles, LLC (Heartland) is recalling certain 2020 Mallard, Prowler, Trail Runner, and Wilderness trailers equipped with a bumper-mounted spare tire carrier. The U-bolt that secures the spare tire may break, and cause the spare tire to detach during travel.

What can happen. If both U-bolts break, the carrier and spare tire can detach from the unit, resulting in an increased risk of injury and increase the risk of a crash.

The fix. Heartland will notify owners, and dealers will replace the spare tire mounting U-bolts, free of charge. The recall began July 7, 2020. Owners may contact Heartland customer service at 1-877-262-8032.

Campaign 20V275000. See it on NHTSA

Non-powered axle assembly · model year 2019 · 18V634000, filed September 21, 2018

What is wrong. Heartland Recreational Vehicles, LLC (Heartland) is recalling certain 2019 Heartland Mallard, Pioneer, Sundance XLT, Wilderness, North Trail, Prowler and Trail Runner travel trailers. The axles may be missing inner bearing races on the hubs, which can cause the bearing to burnout or cause the hub to overheat.

What can happen. The missing bearing race may cause premature hub bearing failure, possibly resulting in a separation of the hub from the axle, thereby increasing the risk of a crash.

The fix. Heartland will notify owners, and dealers will replace the defective hubs with new hubs or replace the axles, free of charge. The recall began October 9, 2018. Owners may contact Heartland customer service at 1-877-262-8032. Heartland's number for this recall is 99.01.40.

Campaign 18V634000. See it on NHTSA

Labels · model year 2017 · 17V008000, filed January 9, 2017

What is wrong. Heartland Recreational Vehicles, LLC (Heartland) is recalling certain 2017 Mallard recreational trailers. The certification label on these vehicles may have incorrect tire size and/or tire pressure information. As such, these vehicles fail to comply with the requirements of 49 CFR Part 567, "Certification."

What can happen. If the label has incorrect tire pressure or size information, the operator may improperly inflate the tires or possibly over load the vehicle, increasing the risk of a crash.

The fix. Heartland has notified owners, and dealers will replace the certification label with a corrected label, free of charge. The recall began on January 25, 2017. Owners may contact Heartland customer service at 1-877-262-8032. Heartland's number for this recall is 99.01.31.

Campaign 17V008000. See it on NHTSA

Exterior lighting · model years 2016 to 2017 · 16V566000, filed August 1, 2016

What is wrong. Heartland Recreational Vehicles, LLC (Heartland) is recalling certain model year 2016-2017 Wilderness and Mallard travel trailers, 2015-2017 Elkridge fifth wheel travel trailers, and 2017 Sundance and Torque travel trailers. The affected vehicles have an LED light on the front cap of the camper that may short circuit and overheat.

What can happen. If the light overheats there would be an increased risk of a fire.

The fix. Heartland will notify owners, and dealers will replace the light with one that has built-in voltage protection. The recall began on September 1, 2016. Owners may contact Heartland customer service at 1-877-262-8032.

Campaign 16V566000. See it on NHTSA

Labels · model year 2017 · 16V332000, filed May 20, 2016

What is wrong. Heartland Recreational Vehicles (Heartland) is recalling certain model year 2017 trailers manufactured February 29, 2016, to May 5, 2016. The certification labels have incorrect tire pressure information, failing to comply with the requirements of 49 CFR Part 567, "Certification."

What can happen. Improper inflation can cause the trailer tires to become overloaded, resulting in poor handling and increased risk of a crash.

The fix. Heartland will notify owners, and dealers will replace the certification label, free of charge. The recall began on June 16, 2016. Owners may contact Heartland customer service at 1-877-262-8032. Heartland's number for this recall is 99-01-25.

Campaign 16V332000. See it on NHTSA

Check your own rig. Put your VIN into the NHTSA recall lookup. It shows any open recall on that exact rig, including the chassis.

Questions owners ask

Where can I find the Heartland Mallard owner's manual?

Heartland keeps its owner's manuals online. Look up your model year there. Our free manuals on this page explain how each system works.

Does the Heartland Mallard have any recalls?

Yes. NHTSA lists 12 recalls for it. The most common area is oven and stove and cooktop. Check your own VIN on the NHTSA site to see if yours was fixed.

Is a recall repair free on a used RV?

Yes. A safety recall is fixed free by the maker's dealers no matter who owns the rig now or how old it is. Call the maker or any dealer for that brand with your VIN.

Where is the VIN on an RV?

Look for a sticker by the entry door, inside a cabinet near the door, or on the tongue or front frame of a trailer. The title and registration show it too.

Renting one from us? Call or text 909-259-RVDR before you try a fix. We would rather talk you through it than have you guess, and it is free.

Other Heartland manuals

HeartlandSundanceTravel trailer and fifth wheel, model years 2006 to 202416 recalls on file HeartlandTrail RunnerTravel trailer, model years 2007 to 202416 recalls on file HeartlandCycloneToy hauler, model years 2007 to 202517 recalls on file HeartlandProwlerTravel trailer and fifth wheel, model years 2012 to 202415 recalls on file HeartlandElkridgeFifth wheel, model years 2010 to 202312 recalls on file HeartlandWildernessTravel trailer and fifth wheel, model years 2012 to 20218 recalls on file

Every Heartland line we cover