How many of you have had this happen on your GM LS engines? It’s a very simple fix, but diagnosing it will run you around crazy if you don’t know what to look for. . . . . #shoplife #shoptool #mechanic #mechaniclife #trucks #trucklife #carsofig #diy #howto #welder #weldernation #fabrication #chevytrucks #silverado #becauseracecar