M&J Automotive

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About M&J Automotive
M&J Automotive operates as a full-service auto repair facility in Diamond Springs, California, delivering consistent five-star results across 214 client reviews. The shop maintains Monday through Saturday availability from 8 AM to 5 PM, providing accessible scheduling for residents throughout El Dorado County. Vehicle owners from surrounding communities rely on this facility for diagnostics, mechanical repairs, and routine maintenance on passenger vehicles and light trucks.
What distinguishes M&J Automotive from other independent shops is their commitment to transparent communication throughout the repair process. Reviewers consistently mention that the team shows customers exactly what is happening with their vehicle, explaining diagnostic findings rather than simply presenting a final bill. The shop handles parts ordering from specialized suppliers including Diode Dynamics lighting components, and maintains relationships with multiple parts distributors to accommodate varied vehicle makes and repair requirements.
Customer experiences highlight specific scenarios where M&J Automotive delivered beyond standard expectations. One reviewer described how the team addressed a check engine light by working strategically on a thermostat replacement, then continued troubleshooting when additional codes appeared, ultimately performing a calibration at no extra charge. Another customer noted the shop willingly invested extra labor to remove bolts with rubber coating during a shock and strut replacement on a campervan. These detailed accounts reflect the problem-solving approach that generates their strong local reputation.
What Customers Say
All 214 reviews carry five-star ratings, with multiple customers noting fair labor pricing compared to other shops in the region. Reviewers frequently mention the team does not recommend unnecessary repairs, distinguishing this shop from experiences at other facilities.
Working Hours
| Sunday | Closed |
| Monday | 8 AM–5 PM |
| Tuesday | 8 AM–5 PM |
| Wednesday | 8 AM–5 PM |
| Thursday | 8 AM–5 PM |
| Friday | 8 AM–5 PM |
| SaturdayToday | 8 AM–5 PM |
Services
Check Engine Light Diagnostics
Code reading and troubleshooting to identify engine, transmission, and emission system issues using professional scan tools.
Brake System Repair
Brake pad replacement, rotor service, and hydraulic system maintenance for safe stopping performance.
Suspension & Steering
Shock absorbers, struts, alignment, and power steering service to restore stable handling and ride quality.
Lighting System Upgrades
LED conversions and specialty lamp installation including Diode Dynamics products for improved visibility.
Emission System Repair
Catalytic converter service and sensor replacement to address check engine lights and emissions compliance.
Thermostat & Cooling System
Temperature regulation components and cooling system repairs to prevent engine overheating.
General Maintenance
Fluid changes, filter replacements, and multi-point inspections to maintain vehicle reliability between major repairs.