Recent content by Royd

My C8 has a Non OEM Hennessey Exhaust which endlessly lights up the orange Engine Alert indicator. My OBD2 reader shows related two codes; P12F5 - Cylinder Deactivation Exhaust Flow Valve Feedback Circuit High Duty Bank 2 P12EAC - Cylinder Deactivation Exhaust Flow Valve Closed Position...

Thanks for the input. Aim for 45 deg makes sense. For the curious, we have underground parking at our apartment with abrupt changes of grade to get from the street over the gutter up over the sidewalk and down the ramp. Before buying the C8 I wanted to be sure I could park in the building...

What is a good angle to approach speed bumps (6" high) or humps with an abrupt change of grade >6 deg to avoid ground strikes? C8 ground clearance is 5.3" and front lift is ~1.5" (40 mm) at front wheels.