Transmission Repair IN MERRILLVILLE, IN

ASE Certified Transmission Repair & Service

SINCE 1974

Transmission Repair & Service at Exhaust Masters

The transmission is one of the most complex and load-bearing systems in your vehicle, and when it starts having problems, the window for a straightforward repair can close quickly. Exhaust Masters has been diagnosing and repairing transmissions for drivers throughout Merrillville, Crown Point, Schererville, and Lake County since 1974. Our ASE-certified mechanics work on automatic and manual transmissions across all makes and models, using the latest diagnostic equipment to identify the issue accurately before any work begins.


Whether you drive a domestic truck, a foreign sedan, an SUV, or a hybrid, our team has the training and hands-on experience to handle transmission problems correctly the first time. We give you a clear explanation of what is wrong, what the repair involves, and what it will cost before we proceed.

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Signs Your Transmission Needs Attention

Transmission problems tend to announce themselves before they become critical failures. The earlier you bring your vehicle in, the more options you have. Common warning signs include:


  • Slipping between gears or unexpected gear changes while driving
  • Rough, jerky, or delayed shifting
  • Hesitation when accelerating from a stop
  • Grinding or clunking sounds during gear changes
  • Transmission fluid leaks visible under the vehicle
  • A burning smell from the fluid
  • The transmission warning light or check engine light illuminated


If your vehicle is showing any of these signs, do not put it off. Driving on a damaged transmission accelerates wear throughout the system and can turn a repair into a replacement.

Transmission Repair in Merrillville, IN

Transmission Diagnostics & Fluid Service


Preventive maintenance is one of the most effective ways to extend the life of a transmission. Exhaust Masters performs full transmission fluid flushes and filter replacements on schedule, helping drivers avoid the kind of heat and friction damage that leads to premature internal wear. Fresh fluid keeps the clutch packs, solenoids, and hydraulic components operating the way they should.


When a problem has already developed, our diagnostic process covers the full transmission system. We pull fault codes, test solenoid function, assess fluid condition, and inspect mechanical components to locate the root cause. You get an honest breakdown of the findings before we touch anything.

Transmission Rebuilds & Replacement


When a transmission has failed beyond the point of targeted repairs, Exhaust Masters offers full rebuilds and replacement options. A rebuild involves completely disassembling the unit, replacing worn and damaged internal components, and reassembling it to factory specifications. For vehicles where a rebuild is not the right call based on age, mileage, or overall condition, quality remanufactured transmission options are available. Our team walks you through the options honestly so you can make the right decision for your vehicle and your budget.

Schedule Your Transmission Repair at Exhaust Masters

Exhaust Masters is AAA-approved, RepairPal Certified, and ASE-certified, with over 50 years of experience serving Lake County drivers. Free quotes are available on all transmission repair and service work. Stop by our shop on Taft Street in Merrillville, one block north of Route 30, or call to schedule your appointment today.

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