Chimes going off at 80 miles per hour

Asked by Jun 18, 2016 at 10:52 AM about the 2012 Chevrolet Silverado 2500HD LT Ext. Cab SB 4WD

Question type: General

When I get up to 80 miles per hour I have chimes  going off
does anyone know what this is

1 Answer

86,885

80 really fast for that size of a rig, is probably the speed warning system that is built into the engine management system. On some but not all going much faster will kick in the speed governor and that is as fast as it will go due to computer controls.

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