Serving Rapid City, SD and the Surrounding Areas

RNJ Auto Inc - Logo Auto lock Auto lock Electrical repair

Save your car's electrical components

Are the digital and electrical components in your vehicle failing? Connect with the experts at RNJ Auto Inc for all your electrical system repair and service needs. Contact us for a FREE estimate.

  • Power windows

  • Power locks

  • Air bags

  • Data communication

Power up your vehicle

Is your vehicle experiencing starting and charging problems? We have you covered with competitive repair pricing. Allow us to fix your faulty power windows and locks and get your heating and AC working again. We carry the parts you need.

Complete electrical repairs

Secure low labor rates on electrical repairs. Call:


Ask about the manufacturer warranties on ACDelco and Ford products.