Experiencing transmission problems? Slipping gears, rough shifting, or strange noises indicate you may need transmission service. Hillside Auto Repair offers expert transmission replacement services to restore your vehicle's performance and reliability.

We confirm the fault before recommending work
You approve the quote before we start
Most repairs done same day or next day
Computer diagnostics and road test to identify issues
Transparent pricing with repair options explained
Source quality replacement transmission
Certified technicians perform the replacement
Road test and final inspection
Signs include slipping gears, delayed engagement, grinding noises, and transmission warning lights.
Most transmission replacements take 1-3 days depending on parts availability.
We'll assess your transmission and recommend the most economical solution for your situation.
Yes, we service all makes and models including domestic and import vehicles.
Talk to a mechanic, get a straight answer, and book same-day service in Hillside, NJ.