Here's what the gauge looks like my 2001 2500hd, and you can see what it indicates as being too hot, this being said, the hottest I've ever seen it is about 180 in the summer, unloaded.
Directions. 1  In a Dutch oven, cook ground beef and onion until meat is no longer pink and onion is tender; drain. 2  Add the next eight ingredients; bring to a boil. 3  Reduce heat; cover and simmer for 1 hour, stirring occasionally. 4  Remove the bay leaf. 5  Serve with spaghetti. 6  Garnish with oregano if desired.
1 Meanwhile, bring a large pot of lightly salted water to a boil. 2  Mix in pasta and cook for 8 to 10 minutes or until al dente; drain. 3  Mix together spaghetti and meat mixture, pour into 9x13 pan. 4  Top with cheese and bake for 30 minutes, or until heated through and cheese is bubbly. In large skillet, cook hamburger until brown. 2  Mix spaghetti sauce into skillet. 3  Reduce heat and simmer. 4  Meanwhile, bring a large pot of lightly salted water to a boil. 5  Mix in pasta and cook for 8 to 10 minutes or until al dente; drain.