Illustration for clogged RV plumbing article

RV Tech Q&A: March 2020

Can products like Drano and Liquid-Plumr be used on RV drains to eliminate or reduce the potential of clogs? If not, is there a...
Instrument cluster showing four gauges in truck cockpit

Diesel Tech Q&A: Oil Temperature and Change Intervals

OCTOBER 2019 Engine-Oil Temperature I really appreciate the Diesel Tech Q&A addition. I have a question about my 2012 Ford F-350 6.7-liter diesel. There is an...
Ford 7.3-liter engine Injector removal

Diesel Tech Q&A: Towing with Older Diesels

FEBRUARY 2020 Towing with Older Diesels I drive a 1999 Ford with the 7.3-liter diesel engine and an automatic transmission. I pull a 2018 Keystone Hideout 21FQWE,...
Service technical working on engine of Ford 6.4-liter.

Diesel Tech Q&A: Troubled Power Stroke

MARCH 2020 Troubled Power Stroke We have a 2008 Ford F-350 6.4-liter truck that our local dealer has been fighting with a problem on for the...
Mechanic working on Duramax engine

Diesel Tech Q&A: 2011-2016 Duramax Fuel Concerns

JANUARY 2020 2011-2016 Duramax Fuel Concerns I have a 2015 6.6-liter Duramax and have heard about there being a problem with the injection pumps as the...
Graphic of cleaning supplies

RV Tech Q&A: February 2020

Awning Cleaner I have a question about awning cleaners. We have had three travel trailers during the past 20 years and have enjoyed all of...
Mechanic pouring oil into truck engine in shop.

Diesel Tech Q&A: Oil Change Intervals and Analysis

DECEMBER 2019 Oil Change Intervals and Analysis I have a 2016 Chevy 3500HD Duramax diesel. It has 60,000 miles on it, and I’ve been using Shell Rotella...
Ford pickup truck towing a Raptor trailer

Diesel Tech Q&A: Ford DPF Cleaning

JUNE 2019 Ford DPF Cleaning I have a 2106 Ford F-250 6.7-liter diesel that we tow a Heartland Big Country fifth-wheel with. On three occasions, only when...
Mechanic under the hood of a truck installing a air filter system

Diesel Tech Q&A: Improving Airflow

APRIL 2020 Improving Airflow I’ve been thinking of going to a K&N filter or filter-charger system on my 2018 Ram 2500. I’ve been told not to...
Graphic illustration of welder with caution sign

RV Tech Q&A: April 2020

Frame-Welding Precautions I recently purchased a 2009 Palomino Puma 19FS. Due to very limited storage room, I plan to have the tail section of the...