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...
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...
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...
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...
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,...
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 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...
An RV solar Panel

RV Tech Q&A: January 2020

Solar-Panel Size I was wondering how big a solar panel I need to keep a wet-cell Interstate SRM-24 battery (CCA-550, MCA-690, RC-140) charged to run...
Winding road sign

RV Tech Q&A: December 2019

Sway Bars No More? We purchased a 2019 Chevrolet Silverado LTZ that has an integrated brake control and pull a 26-foot 2014 Flagstaff by Forest...
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...