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BOOMMAR / ON / Sarnia / Transmission

Transmission Shops in Sarnia, ON

Find trusted transmission services in Sarnia. Compare prices, read verified reviews, and request free quotes.

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Mister Transmission - Transmission in Sarnia
Sarnia, ON
MI

Mister Transmission

894 Exmouth St, Sarnia, ON N7T 5R2, Canada
★ 4.9
192 reviews
1 auto services • Free quotes available
Transmission
📞 (226) 778-2600 • Sarnia
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Best Automotive - Transmission in Sarnia
Sarnia, ON
BE

Best Automotive

100 Russell St S, Sarnia, ON N7T 1C5, Canada
★ 4.9
89 reviews
18 auto services • Free quotes available
Transmission Auto AC & HeatingAuto Cooling SystemAuto Electrical
📞 (519) 344-4588 • Sarnia
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Brothers Auto care - Transmission in Sarnia
Sarnia, ON
BR

Brothers Auto care

1444 Plank Rd, Sarnia, ON N7W 1A7, Canada
★ 4.9
84 reviews
18 auto services • Free quotes available
Transmission Auto AC & HeatingAuto Cooling SystemAuto Electrical
📞 (548) 888-8491 • Sarnia
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Mini_auto - Transmission in Sarnia
Sarnia, ON
MI

Mini_auto

111 Campbell St, Sarnia, ON N7T 2G5, Canada
★ 4.8
6 reviews
18 auto services • Free quotes available
Transmission Auto AC & HeatingAuto Cooling SystemAuto Electrical
📞 (519) 466-6445 • Sarnia
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The Mufflerman - Transmission in Sarnia
Sarnia, ON
TH

The Mufflerman

759 Exmouth St, Sarnia, ON N7T 5P7, Canada
★ 4.7
392 reviews
19 auto services • Free quotes available
Transmission Auto AC & HeatingAuto Cooling SystemAuto Lights & Signals
📞 (519) 336-3295 • Sarnia
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Econo Automotive Repair Inc - Transmission in Sarnia
Sarnia, ON
EC

Econo Automotive Repair Inc

795 Campbell St, Sarnia, ON N7T 7T3, Canada
★ 4.7
108 reviews
19 auto services • Free quotes available
Transmission Auto AC & HeatingAuto Cooling SystemAuto Electrical
📞 (519) 336-0950 • Sarnia
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Sarnia, ON Cost Guide

Estimated Transmission Pricing

Transmission Fluid & Filter $180 - $340
Clutch Kit Replacement $1,100 - $1,950
Solenoid / Valve Body Repair $450 - $980
Full Transmission Rebuild $2,800 - $4,800

*Typical Sarnia independent shop ranges (CAD before tax). Exact price depends on vehicle year, make, and model.

Everyday Signs to Watch For
  • • Engine revs rise between shifts without matching acceleration (transmission slipping)
  • • Delayed engagement when shifting from Park into Drive or Reverse
  • • Harsh clunking, bucking, or shuddering during gear changes
Driver Tip: Call 2 to 3 listed Sarnia shops on this page directly with your vehicle year, make, and model to compare exact quotes.
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Sarnia customer feedback

Customer Reviews for Transmission in Sarnia

Verified Reviews for Transmission
★ ★ ★ ★ ★

“Friendly guys who do the job correctly with no upselling. I strongly recommend this shop for your transmission needs”

Ron Plaskett • Transmission at Mister Transmission, Sarnia
★ ★ ★ ★ ★

“Great service reliable and honest. Will be my go to from now on.”

Dan McLaughlin • Transmission at Mister Transmission, Sarnia
★ ★ ★ ★ ★

“Bob was great in getting me in the next day. Fantastic quick action, and more than friendly. Thank you Sir.”

glen leach • Transmission at Mister Transmission, Sarnia
★ ★ ★ ★ ★

“I would highly recommend this shop to anyone from now on. My car had a problem that no other two places that it was towed could diagnose it, even they kept my car for some days. Then I called to Mister Transmission and talked to Bob, and he agreed to look at it. The friendly and skilled personnel of this place found and fixed the problem with no time for the reasonable labor charges.”

Aybaniz Abdullayeva • Transmission at Mister Transmission, Sarnia

Top Transmission Shops in Sarnia, ON

Boommar lists 6 verified transmission shops in Sarnia, Ontario, with an average rating of 4.8 / 5.0 across 871 customer reviews. Compare Verified partner shops and top-rated local garages below:

Shop Name Rating / Status
Mister Transmission ★ 4.9 (192)
Best Automotive ★ 4.9 (89)
Brothers Auto care ★ 4.9 (84)
Mini_auto ★ 4.8 (6)
The Mufflerman ★ 4.7 (392)

Auto Transmission Repair Mechanics in Sarnia, ON

Smooth gear shifts and clean transmission fluid keep your drivetrain reliable for hundreds of thousands of kilometres. Compare transmission repair shops in Sarnia, ON for automatic, CVT, dual-clutch, and manual transmission diagnostics, fluid service, clutch replacements, and rebuilds.

Browse 6 verified transmission shops in Sarnia, ON above to compare ratings, check offered services, and request a direct quote.

Common Causes of Transmission Problems

Degraded, overheated, or low automatic transmission fluid (ATF)
Heavy towing or stop-and-go traffic overheating the torque converter and clutches
Failing shift solenoids, pressure sensors, or valve body wear
CVT steel push-belt or pulley wear from skipped CVT fluid changes
Worn manual clutch disc, pressure plate, dual-mass flywheel, or slave cylinder
Corroded transmission cooler lines leaking fluid onto the ground

Warning Signs of Transmission Trouble

Engine revs rise between shifts without matching acceleration (transmission slipping)
Delayed engagement when shifting from Park into Drive or Reverse
Harsh clunking, bucking, or shuddering during gear changes
Whining, humming, or grinding noises that change with vehicle speed
Red or brownish transmission fluid spots under the front or middle of the vehicle
Burnt smell from the dipstick or a flashing transmission / wrench warning light

Transmission Services Available in Sarnia

Transmission Fluid & Filter Service

Drain-and-fill or fluid exchange using OEM-spec ATF or CVT fluid

Electronic Transmission Diagnostics

Scanning TCM fault codes, line pressure testing, and road-test data logging

Valve Body & Solenoid Repair

Replacing faulty shift solenoids, conductor plates, and valve bodies without removing the transmission

Manual Clutch & Flywheel Replacement

Replacing clutch kit, release bearing, flywheel, and hydraulic master/slave cylinders

Torque Converter & Cooler Line Repair

Fixing torque converter shudder and replacing rusted steel cooler lines

Complete Transmission Rebuild or Replacement

Full teardown and rebuild with upgraded internals or remanufactured unit installation

Transmission Tips for Sarnia Drivers

Change automatic and CVT transmission fluid every 60,000 to 90,000 km, even if the manufacturer calls it "lifetime" fluid
Always use the exact OEM fluid specification (such as WS, DW-1, Mercon ULV, or CVT-specific fluid)
Come to a complete stop before shifting between Reverse and Drive
Inspect transmission cooler lines for rust during winter oil changes, as a burst cooler line can ruin a transmission in minutes
Have a transmission specialist scan fault codes first; many harsh-shift issues are caused by a $300 solenoid rather than a full rebuild

Frequently Asked Questions

How much does transmission repair or rebuild cost in Sarnia? +
In Sarnia, a transmission fluid and filter service costs $180 to $350, and solenoid or cooler line repairs run $350 to $900. A manual clutch replacement typically costs $1,200 to $2,400, while a full automatic or CVT rebuild/replacement ranges from $2,800 to $5,500+.
Is "lifetime" transmission fluid really lifetime? +
In practice, "lifetime" usually means the length of the factory powertrain warranty (around 100,000 km). Draining and refilling transmission fluid every 60,000 to 90,000 km removes clutch wear material and significantly extends transmission life.
Can a transmission problem be fixed without a full rebuild? +
Often, yes. Delayed shifting, limp mode, or flares between specific gears are frequently caused by low fluid from a leaking cooler line, a failed shift solenoid, a speed sensor, or a worn valve body that can be serviced with the transmission still in the car.
How long does a transmission rebuild take? +
A full transmission removal, teardown, rebuild, reinstallation, and road test typically takes 3 to 5 business days depending on parts availability.

Transmission in Nearby Cities

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