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Monaco Diplomat Rear Air Suspension Won't Dump Fully - Troubleshooting Guide
Plumbing Medium 1-2 hours 169 👍

Monaco Diplomat Rear Air Suspension Won't Dump Fully - Troubleshooting Guide

Last week my 2006 Monaco Diplomat's rear air bags started refusing to dump all the way down when I hit the air dump before leveling. The front dumps fine, but the back stays partially inflated.

I'm still pretty new to RV maintenance and not sure where to start troubleshooting this. Should I be hearing air escaping when I activate the dump? What are the most common causes when rear air bags won't dump completely? Any guidance on what to check would be really appreciated! …more
Ford F53 Chassis Firewall Wiring: Finding Brake LED Through-Holes
Engine Medium 2-3 hours 106 👍

Ford F53 Chassis Firewall Wiring: Finding Brake LED Through-Holes

Opened up my 2022 Holiday Rambler 36DB for spring prep and once again I'm staring at my 2021 Ford F53 chassis firewall wondering where those brake LED through-holes are hiding. I need to run the brake indicator LED wire from my toad to the dashboard inside the motorhome, but I'm having trouble locating the best firewall penetration point.

Rather than drilling a new hole through the firewall (which I'd prefer to avoid for obvious reasons), I'm hoping to find an existing through-hole or grommet that I can utilize. I've heard that Ford F53 chassis typically have several factory access points, but I'm not sure exactly where to look or which ones would be most suitable for this type of low-voltage wiring installation.

Can anyone provide specific guidance on where to find existing firewall through-holes on the F53 chassis that would work well for routing brake indicator wiring? I want to make sure I'm using an appropriate location that won't interfere with existing systems and will provide a clean, professional installation. …more
How to Protect Your RV Alternator When Charging Lithium Batteries: DC-
Electrical Medium 2-4 hours 105 👍

How to Protect Your RV Alternator When Charging Lithium Batteries: DC-

Tried everything my neighbor did to charge his LiFePO4 batteries but mine keeps frying the alternator while his works flawlessly — what's different? I want to install a temperature sensing device that can interrupt charging by opening the solenoid between chassis and house charging systems if the alternator gets too hot. I'm looking to spec out components and understand the installation process, and I'm open to hearing why this might not be a good approach. My goal is preventing alternator overheating when these lithium batteries draw high current compared to my old flooded or AGM batteries. I'm looking for technical feedback and am totally open to critique. …more
RV Auto Hold Parking Brake: Complete Guide to Operation and Troubleshooting Basics
Propane Easy 15 min read 104 👍

RV Auto Hold Parking Brake: Complete Guide to Operation and Troubleshooting Basics

Woke up this morning and spotted my 1999 Damon Daybreak 3270's auto hold parking brake light blinking on the dash when it was perfectly fine yesterday. I'm still learning everything about motorhome systems and I'm confused about the auto hold parking brake feature.

The system doesn't seem to be working properly (barely holds at all), but honestly I'm not even sure I understand how it's supposed to operate in the first place. Is this something that engages automatically? Do I need to do something specific to activate it?

Could someone explain how these auto hold parking brake systems work on motorhomes, how to use them properly, and maybe some troubleshooting tips? I want to make sure I understand the basics before I start trying to fix anything. …more
Ford E450 Inertia Switch Location Guide - Find Your RV's Fuel Cutoff Reset Point
Engine Medium 2-3 hours 101 👍

Ford E450 Inertia Switch Location Guide - Find Your RV's Fuel Cutoff Reset Point

Every Ford E450 I've worked on had the inertia switch behind the driver's panel — but my 2011 Freedom Elite 32r has it hidden somewhere completely different. The engine is experiencing what appears to be fuel delivery issues after a minor fender bender, and I suspect the inertia switch may have been triggered and needs to be reset.

I've already done extensive searching in the typical locations - removed both driver and passenger side kick panels completely, pulled out the glove box, and even partially disassembled sections of the dashboard. Despite checking all these common spots where Ford usually places these switches, I'm coming up empty-handed.

Could the switch be integrated into another component on this particular year and model? Are there any alternative locations specific to the E450 chassis or Freedom Elite configuration that I should be checking? I'm also wondering if some models of this year might not have a traditional standalone inertia switch at all. …more
RV Dash AC Blower Motor Not Working? Check These Hidden Fuses First
Electrical Medium 2-4 hours 101 👍

RV Dash AC Blower Motor Not Working? Check These Hidden Fuses First

Last week I'm trying to decide between shelling out hundreds for an RV tech or tackling this myself after my F53 chassis motorhome's dash A/C blower motor completely died. I've checked all the obvious fuses in the main fuse panels, but nothing seems blown.

I discovered something crucial that might help others: Fleetwood added a hidden 25 amp fuse wire-tied above the emergency brake, not shown in standard Ford chassis diagrams. In my case, this was the culprit. As a temporary fix, I even ran a wire directly from my lighter plug with a switch to get some air movement.

I'm wondering if other RV owners might have similar hidden electrical components that aren't in standard chassis wiring documentation? Before taking it to a shop, I recommend carefully checking behind panels and tracing wires, especially looking near the dashboard area above the emergency brake for manufacturer-specific fuses. …more

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2001 Fleetwood Flair Parts: Complete Guide to Finding OEM & Replacement Parts
General Easy 30 min research 99 👍

2001 Fleetwood Flair Parts: Complete Guide to Finding OEM & Replacement Parts

Pulled into my driveway after my local RV dealer closed down last year, and now finding OEM parts for my 2001 Fleetwood Flair 33R has become a complete nightmare. Ford has discontinued so many of the OEM components I need, and the usual RV parts suppliers keep coming up empty. I've been searching for months now and I'm starting to worry I'll never get this thing roadworthy again.

I know there have to be salvage yards out there with Fleetwood parts, but I don't know where to look or how to search effectively. Are there online platforms specifically for RV salvage? How do you even cross-reference parts when the original numbers are discontinued? I'm willing to try anything at this point - used parts, aftermarket alternatives, whatever works. Someone please tell me there's a systematic way to track down these elusive components! …more
Ford F53 V10 Bypass Oil Filter Installation: Best Mounting Locations for RV Chassis
Engine Medium 1-2 hours 95 👍

Ford F53 V10 Bypass Oil Filter Installation: Best Mounting Locations for RV Chassis

Walked out to check my oil analysis results and they're showing 15-micron contaminants, but everything says my 2003 F53 V10's factory filter catches down to 25 microns. I've been reading about how these can help extend oil life and keep things cleaner, but I'm honestly not sure where the best place to mount one would be.

I've seen some people mention sandwich adapters at the original filter location, remote mounting blocks, and even tapping directly into the engine block. As someone who's still learning, I don't want to mess this up or create problems down the road. What's considered the best practice for mounting location on the F53 V10? I'd really appreciate some guidance from those who have done this before. …more
2003 Ford F53 RV Chassis Wheel Bearing Grease Guide - Best Products &
Chassis Medium 3-4 hours 89 👍

2003 Ford F53 RV Chassis Wheel Bearing Grease Guide - Best Products &

I'm wondering if my grease choice is wrong for my 2003 Ford F53's front bearing replacement when my neighbor's identical motorhome runs perfectly after his service. The original grease that came out was a dark gray/black color and while there wasn't any catastrophic damage, the races showed enough wear marks that I decided to replace everything while I'm in there.

I've been researching different options and keep seeing conflicting recommendations. Some people swear by standard lithium grease, others recommend full synthetic formulations, and I've even seen mentions of specific brands like Valvoline MaxLife and Timken. I know the F53 chassis carries significantly more weight than a typical pickup truck, so I want to make sure I'm using something that can handle the load.

I have the torque procedure down (30 ft-lbs initial, back off, then final setting at 17 in-lbs), but I want to make sure I'm pairing that proper installation with the right grease. What specific grease products work best for the F53 front wheel bearings, and are there any compatibility issues I should be aware of when selecting a replacement grease? …more
5000 lb RV Hitch Rating Explained: Weight Limits, Tongue Weight & Safety Guide
General Easy N/A 87 👍

5000 lb RV Hitch Rating Explained: Weight Limits, Tongue Weight & Safety Guide

According to my old Class C setup this same hitch rating confusion was easily solved with basic math — but towing a Jeep behind this Class A motorhome has me worried about weight limits and legal liability. After checking the Jeep website, I noticed that most Jeep models weigh over 5100 lbs, which seems to exceed typical 5000 lb hitch ratings. Could this potentially expose RV owners to liability if something goes wrong during towing? I want to understand the weight implications and safety considerations before hooking up a vehicle. Does this mean most Jeep owners towing with a gasser Class A might be inadvertently exceeding safe towing limits? …more
Best Floor Jacks and Jack Stands for Ford E-350 Class C Motorhome: Safety Guide
Engine Easy Informational 86 👍

Best Floor Jacks and Jack Stands for Ford E-350 Class C Motorhome: Safety Guide

Despite having the proper jack and stands, is it still dangerous to work under my 2001 Ford E-350 Class C motorhome with grandkids constantly playing nearby? What are the correct tonnage specifications for floor jacks and jack stands when working on this chassis weight? Additionally, what are the designated lift points on the E-350 frame, and what safety protocols should be followed to ensure stable vehicle support during maintenance operations? …more
Ford V10 RV Engine: Is Full Synthetic Oil Better Than Synthetic Blend for Performance?
Engine Easy 30 minutes 84 👍

Ford V10 RV Engine: Is Full Synthetic Oil Better Than Synthetic Blend for Performance?

Planning my next oil change but my viscosity readings are hitting breakdown at 3,000 miles when everything says synthetic blend should last 5,000 in my 2008 Ford V10. The owner's manual specifies Motorcraft 5W-20 synthetic blend oil, which I've been using consistently. However, I've identified that Costco's Kirkland brand offers 5W-20 full synthetic at a lower cost point than my current oil.

From a technical standpoint, would transitioning from synthetic blend to full synthetic oil provide any measurable benefits for RV engine protection? I need to verify that the Kirkland full synthetic meets Ford's engine specifications before making this change. What are the performance differences between these oil formulations for heavy-duty RV applications? …more
Ford 7.3 Godzilla Fumoto Oil Drain Valve Installation: Complete RV Maintenance Guide & Pro Tips
Engine Medium 45 minutes 84 👍

Ford 7.3 Godzilla Fumoto Oil Drain Valve Installation: Complete RV Maintenance Guide & Pro Tips

I looked into quick-lube places, crawling under with pans, and even portable extractors for oil changes on my Class A motorhome's Ford 7.3 Godzilla engine — still a messy disaster. I need to confirm the correct Fumoto part number that will work specifically for this engine. If anyone has already done this modification, I'd appreciate knowing the exact part number you used. Thank you, Glenn …more

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ISL 8.9 Valve & Jake Brake Adjustment: Specs & Tools
Engine Hard 4-6 hours 81 👍

ISL 8.9 Valve & Jake Brake Adjustment: Specs & Tools

The 2004 Cummins ISL 8.9 in my rig is 20 years old and starting to run rough — time for valve adjustments or a full rebuild? What are the intake and exhaust valve specs? I want to confirm the clearance measurements and also need the tool number to adjust the jake brake. Can anyone help me verify the correct specifications before I start this job? …more
RV Spare Tire Check: Verify Size and Pressure Before Every Trip
Engine Easy 15 minutes 79 👍

RV Spare Tire Check: Verify Size and Pressure Before Every Trip

Every time I crawl under my Class C RV I stare at that spare tire that's been hanging there for years collecting road grime — check or replace? I mean, it's there in the compartment looking all tire-like, but I'm wondering if there's stuff I should be checking?

I keep hearing horror stories about people getting stranded because their spare was useless when they actually needed it. Turns out this happened to me - I discovered my spare was the wrong size (245 75R16 instead of 225 75R16), which could have been a major problem during a blowout.

What's the smart move here for spare tire maintenance? I learned to check not just the tire size, but also the air pressure. Mine was sitting at just 58psi, which thankfully I could fix with my air compressor.

I'd hate to be that person calling for help on the side of the highway! Anyone else have similar experiences? …more
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