matuva Tropical 6.5er Messages 1,996 Reaction score 21 Location New Caledonia. An island in south west pacific, cl Jun 11, 2012 #41 Truck is slow once I put this GM-4, no matter which setting on the chip. I have to check the actuation, something might be wrong on that side.
Truck is slow once I put this GM-4, no matter which setting on the chip. I have to check the actuation, something might be wrong on that side.
buddy Active Member Messages 6,078 Reaction score 68 Location California, central coast Jun 11, 2012 #42 Check the wastegate, make sure it closes all the way. Mine got sticky so that if it opened more than like 1/4" it wouldnt close all the way. Assuming its bearings were still good and the wheel spun alright.
Check the wastegate, make sure it closes all the way. Mine got sticky so that if it opened more than like 1/4" it wouldnt close all the way. Assuming its bearings were still good and the wheel spun alright.