Chevrolet TSB #PIP5715
2020 Chevrolet Corvette
Affected Component: ENGINE (PWS)
- Summary
- This Preliminary information communicates  a low milage vehicle may have a rough idle and misfire concern.  This may be a result of soot on the spark plugs. Using GDS raise engine speed to 2000 RPM for 10 minutes and reevaluate.