As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PIC REPORTS LANDING GEAR TAKES 90 SECONDS TO RETRACT. AFTER OPERATIONAL CHECKS CAME TO FIND INOP. PRESSURE SWITCH CAUSING DELAY IN LANDING GEAR RETRACTION. AFTER FURTHER INVESTIGATION THERE WAS NO DAMAGE TO AIRCRAFT, OR INJURY TO CREW OR PAX.