What Our Customers Say
Welcome to Excel Diesel & SUV,
your car service in Littleton, CO!
At Excel Diesel & SUV we offer diesel repair, service, trailer repairs, including diesel emissions work and winter checkups, from our auto repair shop servicing the southwest metro Denver area including Littleton, Englewood & Morrison.
Excel Diesel & SUV is dedicated to making you a repeat customer so we form a down-home, one-on-one relationship with you when you come in for diesel truck and vehicle repair or service.
You can trust your diesel vehicle to Excel Diesel & SUV. We perform a variety of diesel services, including performance tuning, hydrogen injection, upgrades, and diesel emissions work for 2WD vehicles. Using OEM parts and aftermarket accessories, such as gages, lift kits, turbo upgrades, cold air boxes, and chips, our diesel experts are able to get the most out of your diesel vehicle.
We work with all makes of diesel, including Cummins™, Powerstroke™, Duramax™, Ford™, Dodge™, GM™, and Chevy™.
Address
Excel Diesel & SUV
7591 Shaffer Parkway Unit A
Littleton, CO 80127
(303) 904-1500
Shop Hours
Mon-Fri: 8am-5pm
Sat-Sun: Closed
Directions
Payment Types





Affiliates & Certifications







About Excel Diesel & SUV Littleton, CO
For years Excel Diesel & SUV has been there for the people of Littleton, CO. We love what we do, and that basic fact fuels our business. We are dedicated to our customers, and that’s why they stick with us—the best auto repair Littleton has to offer.
Our family of technicians and service staff sees their work here at Excel Diesel & SUV as more than a job. It’s their vocation and livelihood. Each member of our team is invested in your satisfaction.
Excel Diesel & SUV was founded on the basic idea that everyone deserves respect. It is our mission to treat each person that comes through our door with dignity and sensitivity. We believe this attention to detail has paid off by providing us with our loyal, friendly family of customers. That’s what makes Excel Diesel & SUV the best car service in Littleton, CO!
Excel Diesel & SUV is situated in a new state-of-the-art 6,600-square-foot auto shop. We have the latest industrial diagnostic capabilities and equipment, including a chassis dyno and a 26,000 lb. 4-post service rack that can lift most service truck/large vehicles. We have the capability of lifting five vehicles and working on three on our floor spaces.
Are you ready to experience the best Littleton, CO car service available? Please give us a call or make an appointment here.
The Absolute Best Car Service in Littleton, CO
What sets Excel Diesel & SUV apart from all of the others in Littleton, CO?
Trust: When it comes to auto repair in Littleton, it’s all about earning loyalty and trust by doing our very best every day. We are determined to earn and keep your trust.
Talent: At Excel Diesel & SUV, you can rest easy knowing that our highly-skilled, experienced auto service professionals are handling your car. Our technicians bring years of experience, skill, and education to the Littleton auto repair table.
Time: We take the time we need to provide you with top quality car service in Littleton, and we take the time to talk to you about what that means. We listen to you so we understand your needs and goals for your auto repair.
Recently Serviced Vehicles
2018 RAM 3500 HD
Mileage75,795Service Date4/14/2026Services Performed- 0 0 0
- CREDIT CARD SURCHARGE
RICK R. gave our service a 5 star review on 4/14/20262015 Chevrolet Silverado 3500 HD
Mileage31,034Service Date4/14/2026Services Performed- LUBE OIL AND FILTER
- CREDIT CARD SURCHARGE
DANIEL C. gave our service a 5 star review on 4/14/20262019 Jeep Grand Cherokee
Mileage98,765Service Date4/6/2026Services Performed- CUSTOMER STATES WATER PUMP LEAKING- SEE HISTORY
- REPLACE WATER PUMP AND THERMOSTAT- WARRANTY
DREW K. gave our service a 5 star review on 4/10/20262005 Dodge Pickup
Mileage148,436Service Date4/8/2026Services Performed- EMISSIONS TEST
- CREDIT CARD SURCHARGE
Gilbert J. gave our service a 5 star review on 4/8/20262022 GMC Sierra 1500 Limited
Mileage73,732Service Date4/1/2026Services Performed- 0 0 0
- CREDIT CARD SURCHARGE
NICOLE R. gave our service a 5 star review on 4/7/20262007 Toyota Highlander
Mileage200,412Service Date4/3/2026Services Performed- found that battery tested good. charging system tested good at this time but have voltage carbon coming out of cage on alternator. replaced alternator and good at this time..mk
- ALTERNATOR ASSEMBLY – Remove & Replace – Base, V6 – [Includes: Test.]
BECKY S. gave our service a 5 star review on 4/5/20262018 Ford F-250 Super Duty
Mileage161,892Service Date4/3/2026Services Performed- EMISSIONS TEST
- CREDIT CARD SURCHARGE
Jim W. gave our service a 5 star review on 4/4/20262015 RAM ProMaster City
Mileage152,891Service Date3/31/2026Services Performed- CUSTOMER STATES THERE IS A LOT OF NOISE ON DRIVERS SIDE FRONT
- TIGHTEN LEFT FRONT SWAY BAR LINK AND STRUT
- BLEED FRONT BRAKES AND CLEAN AND ADJUST REAR BRAKES
GREG V. gave our service a 5 star review on 4/1/20262013 Chevrolet Silverado 2500 HD
Mileage155,387Service Date3/30/2026Services Performed- OIL PAN GASKET – Remove & Replace – Diesel Lower
LAURA R. gave our service a 5 star review on 4/1/20262022 GMC Sierra 1500
Mileage113,274Service Date3/31/2026Services Performed- PERFORMED DIAGNOSIS, FOUND CODE P118B, PERFORMED PINPOINT TESTS AND FOUND PARTICULATE MATTER SENSOR FAILED, REPLACED SENSOR, RESET CODES AND ROAD TESTED, GOOD AT THIS TIME
- EXHAUST PARTICULATE SENSOR – Remove & Replace – 3.0L Eng – [NOTE: Labor estimates listed are for R&R only and DOES NOT include diagnosis time.]
ERIK E. gave our service a 5 star review on 3/31/20262021 RAM 1500
Mileage84,365Service Date3/27/2026Services Performed- LUBE OIL AND FILTER
- PERFORMED DIAG. FOUND CODE P06DD (ENGINE OIL PRESSURE CONTROL CIRCUIT STUCK OFF) FOUND O-RING MISSING FROM OIL FILTER. REPLACED OIL AND FILER AND RETESTED. GOOD AT THIS TIME.
TONY G. gave our service a 5 star review on 3/28/20262017 RAM 2500 HD
Mileage120,737Service Date3/24/2026Services Performed- 1 1 1
- CREDIT CARD SURCHARGE
ROB S. gave our service a 5 star review on 3/24/2026

