Expert Answers about GMC Pickup

• 2010 GMC Sierra 2500HD Transmission Cooler Recommendation
• For your 2010 GMC pickup truck I would recommend that you get a Derale Transmission Cooler for the 2010 GMC Pickup, Sierra, part # D13105. The ideal transmission fluid temperature is from 160 to 200 degrees, 240 is way too hot and you should definitely upgrade your transmission cooler before you pull your trailer again. Otherwise, you may cause serious damage to your transmission. I recommended the # D13105 because it has a higher weight capacity than your trailer weighs and it should...
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