APM: 0 Location: SR 243 and SR 74, Mountain Center, Riverside Cty Reassurance shield as SR 243 begins. APM: 2 Location: SR 243 and Saunders Meadow Rd, Riverside Cty Reassurance shield as we near Idylwilld. APM: 4 Location: SR 243 and Pine Crest Ave, Idylwilld, Riverside Cty Keep right for 243 as we enter Idylwilld. APM: 7 Location: … Continue reading California State Route 243, SR 74 to I-10