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Mr Diagnostic

The Mobile Automotive Diagnostics and Programming Leader in New England!

About Us

     We are a mobile service company that comes to your shop to evaluate your Automobile's electrical problem. Our company is based on the belief that our customers' needs are of the utmost importance. Our entire team is committed to meeting those needs. As a result, a high percentage of our business is from repeat customers and referrals. 


We now offer all of our services to the general public at our shop located at 1780 Main St West Warwick RI 02893.


We would welcome the opportunity to earn your trust and deliver you the BEST service in the industry.

     Our lead technician Craig St. John has over 30 years in the automotive repair field. He is an ASE Master Certified L1 Diagnostic Technician,  AC Delco certified electrical professional, AC Delco Hybrid specialist, IMAC air conditioning certified, A previous Automotive night class Instructor at MTTI in Seekonk MÁ, a graduate of New England Tech with an associates degree in Automotive Science, and furthers his education every year with different seminars and schooling. He is able to diagnose electrical and electronic problems a lot quicker than others by having dealer level diagnostic equipment and years of experience specializing in this area.

     We have the ability of diagnosing, configuring or reprogramming your vehicle just like the dealer does for the following makes:

  1. Ford, Lincoln, Mercury, Mazda
  2. Chevrolet, GMC, Cadillac, Hummer, Saturn, Buick, Pontiac, Oldsmobile
  3. Honda, Acura
  4. Toyota, Lexus
  5. Chrysler, Jeep, Dodge, Plymouth
  6. Hyundai, Kia

  We also offer diagnostics and relearn procedures for NISSAN, .

   We have the ability to diagnose electrical and electronic problems with just about any vehicle made but are limited on some European applications.

Location:

West Warwick, RI 02893

Hours:

Mon - Fri: 8AM - 5PM by appointment only

Sat: Closed

Sun: Closed