AUTOMOTIVE REPAIR AND MAINTENANCE
A Legacy of Trusted Auto Care in Gillette Since 1975
The Power of Local Service with National Support
Conveniently based in Gillette, WY, Nannemann Brothers Automotive delivers expert automotive care for both foreign and domestic vehicles. As an ASE-certified facility, we combine the latest automotive technology with decades of experience to provide reliable service—from routine maintenance to complex repairs.
Our certified technicians are equipped to handle major and minor automotive needs, using both new and high-quality used parts when needed.
Transmission Service
Using state-of-the-art equipment, we flush old fluids, clean out harmful sludge and varnish, and refill your transmission with advanced, high-performance fluid and conditioners—extending the life of your system.
Engine Rebuild & Exchange
We rebuild engines using quality new or used parts, restoring performance and efficiency while keeping your budget in mind.
Driveline Service
Our team will replace worn-out gear oil from your vehicle's front and rear differentials, as well as transfer cases, ensuring smooth operation and improved longevity.
Cooling System Service
We provide full cooling system flushes, pressure tests, and inspections of your hoses, caps, and radiator connections to keep your engine from overheating.
Air Conditioning Service
Stay comfortable year-round. Our specialists inspect your AC system, including the compressor, evaporator, and lines, to detect and repair leaks or wear.