Point Diesel Services
“I brought a used truck from Canada that needed a lot of work, reached Leo and Angel through referral and they've done an amazing work on our new vacuum truck.”
Best Engine Repair & Rebuild in Mission, TX
15 technicians listed · 6 in Mission · 1 open 24/7 · 9 open weekends · 13 rated 4.5+
Data verified October 16, 2026
RGM Transmissions
“Great prices and fast service, cash or financed , I've taken 3 of my trucks there with them and haven't had an issue since I got a rebuild with them.”
Alberto's Auto Service
Cars and Trucks Paint and Mechanical Shop
“Painted my car at a very good price, very good overall service.”
Tracks & Wheels Repair
Rene's Garage
Listed for drivers in and around Mission, TX, these 15 shops repair, rebuild and replace engines. What each one says about machine work, warranty terms and the engines it supplies comes from its own website; ratings and quotes come from public reviews.
Area overview: Mission, TX
6 of the 15 technicians we list are based in Mission; the other 9 serve Mission from towns including Palmview (4 mi), McAllen (5 mi) and Pharr (9 mi). The technicians on this page are rated from 4.4 to 5.0 across 351 reviews; 2 have 50 or more reviews and 13 are rated 4.5 or higher. The topics that come up most in reviews of the technicians on this page are "price" and "diagnosis". 1 is open around the clock; 9 are open on Saturdays and 2 on Sundays. 1 offers emergency or roadside call-outs and 1 is family- or locally-owned. We have a website on file for 4 of the technicians on this page; 4 publish a contact page and 3 list a public email. We count these figures across the technicians on this page; distances are straight-line, and hours and prices change, so confirm the details with the technician before you visit.
Why do some listings show another city?
6 of the 15 shops are in Mission itself and the rest come from other towns within 15 mi. An engine job means leaving the car for days, so the drive happens once at each end rather than every morning.
Diesel Fleet Care
“I want to thank Roman Garcia and his professional team and tell the public about the excellent service they received.”
Auto Diagnostic Center II
“Friendly and attentive service and you don't have to wait outside in the heat.”
Diego's Auto Mobile Service
“Fixed tail lights in under 10 minutes and offered to fix any other issues with vehicle, very knowledgeable 10/10 recommend.”
Jay's Complete Automotive
“Jay is a great guy, was straight up about everything highly reccomend.”
Danny's Mobile Tune Up Residential Auto Service
“They were very communicative and I could take care of everything from my phone within a few minutes.”
956 Diesel & Commercial Tires
JNJ Motorsports
T&E Transmission and Engine
“Service was punctual and efficient to get my vehicle back on the road quickly after replacing my timing belt and water pump.”
Anthony Auto Service
“Best shop ever like totally the best”
Why these companies made our list
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