Hello,
This sounds like the MAP sensor needs to be replaced. Tune up fresh? Here is a guide to help walk you through the steps and the location of the sensor for your truck below.
Lets run the codes to see if any come up. If the MAP is off a little it wont through a code..
https://www.2carpros.com/articles/checking-a-service-engine-soon-or-check-engine-light-on-or-flashing
This guide might help as well:
https://www.2carpros.com/articles/engine-hesitates
Check out the diagrams (below). Please let us know what you find. We are interested to see what it is.
Cheers, Ken
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Monday, December 10th, 2018 AT 4:51 PM