Most diesel truck owners understand how to put diesel exhaust fluid (DEF) in their trucks. However, some make the mistake of getting DEF in their fuel tank instead of the dedicated DEF tank. As the ...
We all make mistakes, but rarely do they have the potential to cost us upwards of $15,000. That’s the kind of error one owner of a 2023 GMC Sierra 1500 with the 3.0 ...
HOLLY, Mich., April 16, 2025 (GLOBE NEWSWIRE) -- A diesel truck, car or SUV that is losing power and fuel economy, shutting down unexpectedly, and/or has a DEF warning light illuminated is probably ...
When diesel-powered trucks sit idle for extended periods, it’s easy to overlook the condition of the diesel exhaust fluid (DEF) in the tank. However, DEF has a limited shelf life, and using expired ...
Thickened engine oil. Cold temperatures increase oil viscosity, making it thicker and slower. This forces the starter to work ...
A GMC Sierra owner accidentally filled his diesel tank with diesel exhaust fluid (DEF). DEF in a diesel tank can damage the fuel system, leading to hugely expensive repairs. An independent shop saved ...
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