Transmission Diagnostics
We trace slipping gears, delayed engagement, leaks, noises, overheating, and warning lights, then explain the repair or install that fits the vehicle.
Transmissions
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1023 Diesel & Fleet at 530 E Steel Loop, Palmer, AK 99645 diagnoses transmission problems, repairs what the diagnosis calls for, and installs replacement or upgraded transmissions. Road Ripper units from Certified Transmission are our go-to upgraded option. They are covered by the FVP Powertrain 3-year unlimited-mileage remanufactured powertrain assembly warranty. We also install remanufactured and OEM replacements. We serve light-duty diesel trucks, gas vehicles, and fleets in Palmer and across the Mat-Su Valley, including Wasilla. Call 907-414-8592. Open Tuesday - Friday 7:00 AM - 5:30 PM. Closed Monday.
A slipping, leaking, or poorly shifting transmission starts with a clear diagnosis. We inspect the vehicle, explain what we find, and recommend a repair, a Road Ripper upgraded install from Certified Transmission, or a remanufactured or OEM replacement.
Common automatics we diagnose and repair:

Work for light-duty diesel, gas, and fleet vehicles in Palmer and the Mat-Su Valley:
We trace slipping gears, delayed engagement, leaks, noises, overheating, and warning lights, then explain the repair or install that fits the vehicle.
When the diagnosis shows a repair will solve the problem, we repair that fault and test the result.
Road Ripper transmissions from Certified Transmission are our go-to upgraded option. They are covered by the FVP Powertrain 3-year unlimited-mileage remanufactured powertrain assembly warranty.
We also install quality remanufactured and OEM replacement units when that match is the right one for your vehicle.
We diagnose and repair related drivetrain and differential problems.
Drivers from Palmer, Wasilla, and the Mat-Su Valley bring vehicles in for:
Master ASE-certified technicians and our OEM-trained team explain the diagnosis and whether a repair, a Road Ripper upgrade from Certified Transmission, or a remanufactured or OEM replacement is the right next step.
When an upgraded transmission is the right fit, we install the Road Ripper line from Certified Transmission. Road Ripper is our go-to upgraded option for light-duty diesel and gas trucks. Road Ripper units are covered by the FVP Powertrain 3-year unlimited-mileage remanufactured powertrain assembly warranty. Coverage starts on the installation date and applies to defects in material or workmanship. Ask us for the full certificate terms. We also install remanufactured and OEM replacements when that unit is the right match.
Dealership-level diagnostic software supports the inspection, the repair, and calibration after an install.
The job starts with a diagnosis. Work begins only after you approve a repair, a Road Ripper upgrade, or another replacement install.
We inspect the vehicle and use diagnostic tools to identify the cause of the symptom.
You get an explanation of the findings and an estimate. No work starts without your approval.
If a repair will fix the fault, that is the plan. If an upgrade is the better fit, we install a Road Ripper unit from Certified Transmission. A remanufactured or OEM replacement is also an option when that unit matches the vehicle.
Technicians complete the approved repair or install the approved unit.
We test the transmission and calibrate it so it shifts as it should before the vehicle goes back to you.
The finished job is checked before you pick up the vehicle.
What you can count on at our Palmer shop:
Practical answers for drivers in Palmer, Wasilla, and the Mat-Su Valley who are comparing a repair, a Road Ripper upgrade, and a remanufactured or OEM replacement.
Common signs are slipping gears, delayed engagement into drive or reverse, fluid under the vehicle, a burnt smell, grinding or whining, overheating while driving, and a check-engine or transmission warning light. If you notice those symptoms in Palmer, Wasilla, or elsewhere in the Mat-Su Valley, bring the vehicle to 1023 Diesel & Fleet at 530 E Steel Loop, Palmer, AK 99645 for diagnostics. Call 907-414-8592. Open Tuesday - Friday 7:00 AM - 5:30 PM. Closed Monday.
Start with a diagnosis at 1023 Diesel & Fleet. Some faults are a repair, such as a leak, a sensor, a solenoid, or another failed part. When an upgrade is the better fit, we install a Road Ripper transmission from Certified Transmission. A remanufactured or OEM replacement is another option when that unit is the right match. We explain the choices before any work begins.
Road Ripper units from Certified Transmission are our go-to upgraded option. They are covered by the FVP Powertrain 3-year unlimited-mileage remanufactured powertrain assembly warranty. Coverage starts on the installation date and applies to defects in material or workmanship. Ask us for the full certificate terms. Shop repairs are covered separately: parts and labor for the original repair for 2 years or 24,000 miles, excluding abuse, neglect and lack of maintenance.
1023 Diesel & Fleet is at 530 E Steel Loop, Palmer, AK 99645. Call 907-414-8592. Open Tuesday - Friday 7:00 AM - 5:30 PM. Closed Monday. We serve Palmer, Wasilla, and the Mat-Su Valley with transmission diagnostics, repair, Road Ripper upgraded installs from Certified Transmission, and remanufactured or OEM replacement installs for light-duty diesel trucks, gas vehicles, and fleets.
Call 907-414-8592 to schedule transmission diagnostics, repair, a Road Ripper upgrade from Certified Transmission, or a remanufactured or OEM replacement install. Visit 1023 Diesel & Fleet at 530 E Steel Loop, Palmer, AK 99645. Open Tuesday - Friday 7:00 AM - 5:30 PM. Closed Monday. You can also book your appointment online.

