Proformance Diesel & Auto Repair & Diesel Emission's
“Had an issue with my DF system surprise, surprise, and the straightforwardness which the issue was taken care of was actually pleasant surprise.”
Best Truck Repair in Loveland, CO
15 mechanics listed · 7 in Loveland · 1 open weekends · 13 rated 4.5+
Data verified October 16, 2026
Ace Transmission & Automotive
“Replaced the transmission in my older car which now drives as good as it was new.”
Colorado Toyota Repair / L1 Automotive
“I appreciate their kindness, their timeliness, their friendliness to our mini dachshunds, and they knew we still had a car under warranty so they didn't take our money.”
Engle Automotive
“In equal measure, my first-time customer experience @ ENGLE Automotive was a pleasant, professional, efficient & affordable one!”
Big Thompson Diesel and Automotive
“The tech took their time to make sure it was done correctly.”
Mike's Downtown Services Center
“High quality work, I won't take my vehicles any where else Certainly trust worthy and experienced.”
Listed for drivers in and around Loveland, CO, these 15 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.
Area overview: Loveland, CO
Of the 15 mechanics we list here, 7 are in Loveland itself and 8 come from Fort Collins (9 mi). The mechanics on this page are rated from 4.1 to 4.9 across 2,521 reviews; 12 have 50 or more reviews and 13 are rated 4.5 or higher. When customers rate these mechanics on specific qualities, they most often praise quality (97%), professionalism (90%) and punctuality (65%). The topics that come up most in reviews of the mechanics on this page are "price", "honest" and "diagnosis". 1 is open on Saturdays. The services the mechanics on this page list most often on their websites are alignment (3), oil change (3), check engine lights (2), exhaust (2) and fleet services (2). 3 list staff certifications (ASE) and 8 have a BBB rating of A or A+. 11 have ten or more years of experience, the longest 49 years. 4 offer financing; 1 gives free estimates; 5 are family- or locally-owned and 5 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.
Why does this page include shops beyond Loveland?
7 of the 15 shops sit inside Loveland; the rest come from other towns. Truck shops need land, long approaches and highway access, so they end up on the edge of town. Drivers already plan around that.
Elite Auto & Truck Repair
“These guys were amazing, on top of fixing the dent they went above and beyond.”
Fort Collins Muffler & Automotive
“I had a road trip planned the following weekend and they went out of their way to drive and find the part for me and install it in record time so I could still make it on my trip.”
Weston Automotive
“Ordered on Thursday, replaced on a Monday, and done in an hour or less.”
Bullhide 4X4 & Auto Accessories
“They were super quick on everything and always helpful since I installed the kit myself.”
Ricky's Garage Auto Repair
“It is worth the wait he does not sell you want you do not need and is very knowledgeable/skilled.”
Fort Collins Dodge Chrysler Ram Truck and Fleet Service Center
“Jesse got my broken brand new transmission out, diagnosed, and fixed quickly.”
Fort Collins Complete Auto Repair
“Not only did they fix my throttle body on my truck, also fixed my son's electrical problem on his car.”
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Fort Collins Jeep Service Department
“They won't rest until the problem is solved, and ultimately their results are excellent.”
Rocky Mountain Truck & Trailer
“We definitely recommend you and thanks for the tips on using our hitch properly and we loved your friendly attitude.”
Why these companies made our list
What customers say about mechanics in and near Loveland
- “Highly recommend! We found Proformance when we needed work done on our diesel truck over 10 years ago, and we wouldn’t go anywhere else.” — customer of Proformance Diesel & Auto Repair & Diesel Emission's
- “They are knowledgeable in all that is trucks/cars and stand behind their work.” — customer of Big Thompson Diesel and Automotive
- “When no one else would fit me in on short notice, the fleet service center worked with me and got me back on the road that same day.” — customer of Fort Collins Dodge Chrysler Ram Truck and Fleet Service Center
- “Eric was a great to work with; he provided high level professional insight, accurate timelines and pricing, and went above and beyond to assure my truck was running in good shape and able to pass smog.” — customer of Fort Collins Muffler & Automotive
- “This is the only shop I feel comfortable taking my trucks to and I highly advise anyone having vehicle issues to go see them.” — customer of Proformance Diesel & Auto Repair & Diesel Emission's
Excerpts from public reviews of the mechanics listed on this page.
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