At Long Neck Auto, we offer professional and reliable transmission diagnostics, repairs, and maintenance for all vehicle makes and models. Whether your transmission is slipping, leaking fluid, or not shifting properly, our certified technicians will get you back on the road—fast.
1. Our Transmission Services Include:
Transmission Fluid Change & Flush
Transmission Diagnostics & Trouble Code Scanning
Automatic Transmission Repair
Manual Transmission Repair
Clutch Replacement & Adjustment
Transmission Filter Replacement
Transmission Reseal & Leak Repair
Transmission Rebuild or Replacement
Torque Converter Service
Slipping between gears or delayed shifting
Grinding or humming noises
Fluid leaks (red or brown under your vehicle)
Burning smell from under the hood
Warning lights (check engine or transmission light)
Car won’t go into gear or move
If you notice any of these signs, don’t wait —transmission issues get worse (and more expensive) over time!
Visual inspection of fluid and leaks
Road test to assess shifting behavior
Computer diagnostics (OBD scan)
Detailed explanation of any issues and options
Affordable, professional repairs you can trust
A minor issue today can become a major repair tomorrow. Book your engine transmission service with Long Neck Auto in Millsboro, DE and keep your vehicle in top shape.
Recommended For: Vehicles with over 30,000 miles or showing signs of slipping or hard shifting
Frequency: Every 30,000–60,000 miles, depending on make, model, and driving habits
Purpose: Removes degraded or contaminated fluid and replaces it with fresh fluid to extend transmission life and restore smooth shifting
Recommended For: Automatic transmissions in vehicles over 40,000 miles
Frequency: Every 30,000–50,000 miles or with a fluid change
Purpose: A new filter keeps your transmission fluid clean and protects internal components from premature wear and damage
Recommended For: Vehicles with erratic shifting, strange noises, or check engine/transmission lights
Frequency: As soon as a performance issue or warning light appears
Purpose: Identifies electronic, hydraulic, or mechanical issues before they become major repair jobs — includes live road testing for accurate results
Recommended For: Vehicles that shudder, stall when stopping, or shift unpredictably
Frequency: Based on diagnostic scan results or as part of full transmission inspection
Purpose: Pinpoints internal control or pressure regulation issues that can mimic major failures
Recommended For: Leaking gaskets or fluid pooling under vehicle — especially in older or high-mileage models
Frequency: As needed based on inspection
Purpose: Prevents further fluid loss and damage while avoiding the cost of a full rebuild
We use manufacturer-approved transmission fluid for each make and model
All inspections include a comprehensive road test — not just a scan
We help you avoid costly rebuilds with real maintenance, not guesswork
Our team stays current with CVT, automatic, and dual-clutch transmission tech
Truth: Early signs of trouble (like dirty fluid or minor slipping) often go unnoticed until it’s too late.
Truth: When done properly with the correct fluid, flushing can improve performance and extend the lifespan of your transmission.
Truth: Low or burnt fluid can lead to overheating, slipping, and internal damage — all of which are costly to repair.
Some vehicles have dipsticks for this, but many modern cars require a sealed system inspection. We can check fluid condition and level for you quickly in-shop.
A basic fluid exchange usually takes 1–2 hours. Diagnostics or repairs may take longer depending on the issue.
Not always. Some issues — like solenoid failure or fluid pressure problems — can be repaired without rebuilding the entire unit.
Yes — transmissions are complex systems. At Long Neck Auto, we have the tools, experience, and training to handle both diagnostics and advanced repair in-house.
TESTIMONIALS
01
Call or schedule a Vehicle Estimate - Thorough diagnostics and transparent quotes
02
Have your car repaired by certified professionals.
03
Backed by our Neighbor warranty on parts and labor
If you have questions or comments about our services, give us a call.
+1 (302) 297 - 8162
Mon - Fri :
Sat - Sun :Closed
32909 Long Neck Rd
Millsboro, DE 19966
1 (302) 339-2692 - Barnes Towing
Innovation
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32909 Long Neck Rd
Millsboro, DE 19966
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