George Bunzer – Where Gary got his smarts and his passion for RVs
RV Doctor
George Bunzer – Gone but not forgotten
By Gary Bunzer, the RV Doctor
George was a unique character. He was also my Dad. He was...
How much “reserve load” or “headroom” is enough in a tire?
RV Tire Safety
with RV tire expert Roger Marble
I've been following an RV forum discussion on how much extra load capacity or "reserve load" or...
RV Inspection & Mobile Repair Services Directory
This is a new feature as of March 12, 2019. It will grow, so be sure to check back.
These RV technicians and inspectors will...
Can you change a tire if you need to? Are you sure?
RV Doctor
By Gary Bunzer
Have you ever thought much about how to change a tire? Your answer will depend on your responses to a number...
Are ST tires the “best” tires made?
RV Tire Safety
with RV tire expert Roger Marble
One fact that many choose to ignore, or just don't think about, is that very few RVs...
Optimum, appropriate or required inflation? What’s on a tire placard?
RV Tire Safety
with RV tire expert Roger Marble
I have seen people use a variety of words to describe the inflation numbers on vehicle tire...
Possible fixes for hard-to-reach toilet leak
Dear Gary,
I have an older Tioga motorhome. The hoses connecting to the toilet are leaking. I cannot reach the connections because of the tight...
Marcus Lemonis explains sometimes slow service at Camping World
In this video Camping World CEO Marcus Lemonis talks with a Camping World technician about why repairing a customer's RV can sometimes be frustratingly...
Forum Q&A – How to test a fuse
Using a digital multimeter to test a fuse
Q: Hi Mike. Please forgive me for being a newbie. I went to my local auto store and...
RV Tire Safety – “China bomb” tires and McDonald’s fries? What?
By Roger Marble
I continue to see people talking about "China bomb" tires. As an engineer, this makes me a bit sad that so many...
Replace anode with drain valve on water heater?
Dear Gary,
I was told that it is best to drain your hot water tank after each excursion, so I replaced the anode with a...
Small single-axle travel trailer tire inflation, and more
RV Tire Safety
By Roger Marble
I have received questions on tire inflation from folks with small single-axle travel trailers, boat trailers and utility trailers. There...