Match the number on your original part first: this part replaces OEM 52477813 and cross-references AC Delco 156947, TYC 97180, UAC EV 6947PFXC. If any number matches, the part fits. Not sure? Tap the WhatsApp or Inquiry button on this page and send us your vehicle model, production year, engine displacement, or the OE number — our technical team will confirm compatibility before you order. Photos of your old part work too.