Transmission Technicians

Transmission Technicians Massapequa and Nassau County's total transmission shop since 1986! Certified Go Green auto repair, ASE Certified mechanics.

David Casamassa is the owner of Transmission Technicians in Massapequa, NY and he leads a team of Long Island’s best transmission service providers. Transmission Technicians is a highly respected and widely-acknowledged industry leader in transmission diagnostics, repair and rebuilding. We use state-of-the-art specialty tools and testing equipment for the latest in transmission repair technology.

Whether your car is foreign or domestic, we only use the best parts available. We are also a Certified Go Green auto repair center for Hybrid vehicle repair.

Transmission slipping between gears? Don't ignore it and hope it goes away. Our digital diagnostics pinpoint the exact c...
06/02/2026

Transmission slipping between gears? Don't ignore it and hope it goes away. Our digital diagnostics pinpoint the exact cause, whether it's low fluid, worn clutch packs, or solenoid issues.

That whining noise when you accelerate isn't normal. Your transmission is trying to tell you something, and our ASE-cert...
05/26/2026

That whining noise when you accelerate isn't normal. Your transmission is trying to tell you something, and our ASE-certified techs can decode exactly what's wrong before it leaves you stranded.

05/25/2026
That delayed shift when you accelerate isn't normal, and neither is slipping out of gear on the highway. Our computerize...
05/19/2026

That delayed shift when you accelerate isn't normal, and neither is slipping out of gear on the highway. Our computerized transmission diagnostics can pinpoint exactly what's happening inside your transmission before you're stuck on the roadside.

Your transmission is trying to tell you something when it hesitates between gears or makes that whining sound. Don't ign...
05/12/2026

Your transmission is trying to tell you something when it hesitates between gears or makes that whining sound. Don't ignore these early warning signs - our ASE-certified techs use advanced diagnostics to catch transmission problems before they become expensive repairs.

Manual transmission grinding when you shift? It's usually worn synchronizers or low gear oil. Our transmission specialis...
05/05/2026

Manual transmission grinding when you shift? It's usually worn synchronizers or low gear oil. Our transmission specialists can diagnose exactly what's happening inside and recommend the most cost-effective repair to get you shifting smoothly again.

Leaking transmission fluid under your car? Don't ignore those red puddles in your driveway. Small leaks turn into big pr...
04/28/2026

Leaking transmission fluid under your car? Don't ignore those red puddles in your driveway. Small leaks turn into big problems when your transmission runs low on fluid. We'll find the source and fix it before damage occurs.

Modern transmissions have computers that learn your driving habits and adjust shift points accordingly. When that comput...
04/21/2026

Modern transmissions have computers that learn your driving habits and adjust shift points accordingly. When that computer gets confused or fails, shifting becomes erratic. Our scan tools can read those codes and reprogram when needed.

High-mileage vehicles need transmission TLC more than ever. We offer specialized services for older transmissions includ...
04/14/2026

High-mileage vehicles need transmission TLC more than ever. We offer specialized services for older transmissions including fluid conditioning treatments and seal rejuvenation. Sometimes a little extra care can add years to your transmission's life.

Towing a trailer or hauling heavy loads? Your transmission is working overtime and running hotter than normal. A transmi...
04/07/2026

Towing a trailer or hauling heavy loads? Your transmission is working overtime and running hotter than normal. A transmission cooler installation and regular fluid changes can save you thousands in premature transmission failure.

Address

909 N Broadway
North Massapequa, NY
11758

Opening Hours

Monday 8am - 5:30pm
Tuesday 8am - 5:30pm
Wednesday 8am - 5:30pm
Thursday 8am - 5:30pm
Friday 8am - 5:30pm

Telephone

+15167986700

Website

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