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...
Grahic illustration of thermometer, snowflake and sunburst

RV Tech Q&A: November 2019

Refrigerator Misbehavior I bought a new Aliner A-frame LXE two years ago. I am now on my third Dometic refrigerator. Despite countless efforts of troubleshooting between...
Turbocharger set in half on bench in shop

Diesel Tech Q&A: Turbo, Unison Ring and Position Sensor 

NOVEMBER 2019 Duramax Turbocharger, Unison Ring and Position Sensor I have a 2007 GMC Duramax diesel 2500HD. Lately, the Check Engine light comes on and off periodically....
Graphic to illustrate RV water damage

RV Tech Q&A: October 2019

Additional Insulation While camping in our 2018 Livin’ Lite QuickSilver 8.0 tent camper, we ran into 32-degree wet weather at night for three days. We...
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...
Grid heater in Cummins 5.9-liter engine

Diesel Tech Q&A: Hard-Starting Cummins

SEPTEMBER 2019 Hard-Starting Cummins I have a 2005 Dodge Ram dually Cummins that has begun having starting problems when the weather gets below 45 degrees Fahrenheit....