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24 mechanics listed · 5 in Pittsburg · 8 open weekends · 23 rated 4.5+
Data verified October 16, 2026
Listed for drivers in and around Pittsburg, CA, these 24 shops work on medium and heavy duty trucks. What each one says about fleet accounts, road service, inspections and hours comes from its own website; ratings and quotes come from public reviews.
Of the 24 mechanics we list here, 5 are in Pittsburg itself and 19 come from towns including Walnut Creek (6, 11 mi), Concord (5, 7 mi) and Antioch (4, 6 mi). The mechanics on this page are rated from 4.4 to 5.0 across 3,273 reviews; 17 have 50 or more reviews and 23 are rated 4.5 or higher. When customers rate these mechanics on specific qualities, they most often praise professionalism (91%), quality (78%) and value (76%). The topics that come up most in reviews of the mechanics on this page are "fair", "communication" and "diagnosis". 8 are open on Saturdays. The services the mechanics on this page list most often on their websites are fleet service (3), oil change (3) and wheel alignment (2). 5 list staff certifications (ASE) and 12 have a BBB rating of A or A+. 18 have ten or more years of experience, the longest 74 years. 2 offer financing; 2 give free estimates; 6 are family- or locally-owned and 11 list coupons or special offers. We count these figures across the mechanics on this page; distances are straight-line, and hours and prices change, so confirm the details with the mechanic before you visit.
8 of the 24 shops on this page run a weekend shift. Weekend slots are how a lot of fleets get preventive maintenance done without losing a working day, so they book out early. Parts counters keep shorter hours, which is the usual reason a Saturday job waits until Monday.
- “The team (Chris, Denise, Zach and the techs) are always courteous, professional, knowledgeable of cars and truck, thorough diagnosis of your vehicle's problem(s) and lasting repairs.” — customer of Chris' Engine & Auto Repair
- “I was really impressed with Timmons, they fixed my box truck in a day, are very friendly and professional.” — customer of Timmons Auto & Truck Repair
- “Friendly and helpful front office. Twice now, they've got my truck in and out quickly.” — customer of Auto Diagnostic & Repair
- “Stress Free did an excellent, same day repair on one of our older trucks.” — customer of Stress-Free Auto Care
- “Brian was helpful and knowledgeable. Got the job done for $570 and said most of the stuff the dealer suggested was not necessary on my 190K mile truck.” — customer of Concord Auto Service
Excerpts from public reviews of the mechanics listed on this page.
