Engine Repair Shops in Grimsby, ON

Find trusted engine repair services in Grimsby. Compare prices, read reviews, and book online.

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EDS SMALL ENGINE REPAIRS
Grimsby • ≈ 9 km
ED
750 N Service Rd, Grimsby, ON L3M 4E8, Canada, Grimsby
★ 5.0
3 Google reviews
Response ≈ 54 min $ • Quotes free
Engine Repair
📞 (289) 922-9572 Free quote • Verified
J B Auto Sport
Grimsby • ≈ 9 km
J
181 S Service Rd W, Grimsby, ON L3M 4H6, Canada, Grimsby
★ 4.9
68 Google reviews
Response ≈ 47 min $$ • Quotes free
Engine Repair Brake ServicesTransmission
📞 (905) 945-5660 Free quote • Verified
Maynard's Automotive
Grimsby • ≈ 6 km
MA
241 S Service Rd unit #4, Grimsby, ON L3M 1Y6, Canada, Grimsby
★ 4.9
97 Google reviews
Response ≈ 46 min $$ • Quotes free
Engine Repair Exhaust SystemOil Change & Lube
📞 (905) 945-1700 Free quote • Verified
Mountain Automotive & Repairs
Grimsby • ≈ 6 km
MO
122 Mountain Rd, Grimsby, ON L3M 4E7, Canada, Grimsby
★ 4.9
86 Google reviews
Response ≈ 51 min $$ • Quotes free
Engine Repair Auto Cooling SystemTires & Wheels
📞 (905) 309-5007 Free quote • Verified
Stevens Auto Electric & Machine
Grimsby • ≈ 6 km
ST
591 Main St W, Grimsby, ON L3M 1V1, Canada, Grimsby
★ 4.9
52 Google reviews
Response ≈ 55 min $$ • Quotes free
Engine Repair Auto Cooling SystemAuto Lights & Signals
📞 (905) 643-3965 Free quote • Verified
Clausen's Automotive Repair and Service
Grimsby • ≈ 3 km
CL
50 Main St E, Grimsby, ON L3M 1N1, Canada, Grimsby
★ 4.8
74 Google reviews
Response ≈ 51 min $ • Quotes free
Engine Repair Rust Proofing & ProtectionTires & Wheels
📞 (905) 945-2823 Free quote • Verified
Master Mechanic Grimsby
Grimsby • ≈ 6 km
MA
55 Main St E, Grimsby, ON L3M 1M7, Canada, Grimsby
★ 4.8
224 Google reviews
Response ≈ 30 min $ • Quotes free
Engine Repair BMW RepairOil Change & Lube
📞 (905) 309-7000 Free quote • Verified
Stevens Auto Electric & Machine
Grimsby • ≈ 6 km
ST
591 Main St W, Grimsby, ON L3M 1V1, Canada, Grimsby
★ 4.8
54 Google reviews
Response ≈ 39 min $$ • Quotes free
Engine Repair Auto MechanicDiesel Truck Mechanic
📞 (905) 643-3965 Free quote • Verified
Take 5 Oil Change
Grimsby • ≈ 8 km
TA
55 Main St E, Grimsby, ON L3M 1M7, Canada, Grimsby
★ 4.5
548 Google reviews
Response ≈ 41 min $$$ • Quotes free
Engine Repair Tires & WheelsTransmission
📞 (905) 698-0013 Free quote • Verified
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Verified Reviews for Engine Repair
★ ★ ★ ★ ★

“I brought my wife’s SUV here to have the brakes looked at, and this is as honest of mechanic as you can find. He advised me that the rear brakes did not need to be replaced, and when my wife took her vehicle to Midas in Mississauga almost a year earlier they advised her that she needed to replace all the brakes and we’re going to charge over $1200. I would highly recommend this local mechanic.”

David Capan • Engine Repair at Clausen's Automotive Repair and Service, Grimsby
★ ★ ★ ★ ★

“FANTASTIC!!! I am more than IMPRESSED with the fast, friendly, and reasonably priced service at J B Auto Sport. After the oil change, they went over and above to check out a few concerns I had and to explain everything. I will definitely be bringing my car here from now on and I highly recommend their services. THANK YOU!”

Carla • Engine Repair at J B Auto Sport, Grimsby
★ ★ ★ ★ ★

“Went and got my girlfriends jeep wrangler an oil change. Everyone was friendly, on point and the whole process was super quick. An efficiently ran shop. Was clean, organized and communicative.”

Justin Forbes • Engine Repair at Take 5 Oil Change, Grimsby
★ ★ ★ ★ ★

“Best place ever always done right and affordable Awsome service 100% keep up the great work Shane and Cody are truly awsome plz take the time for any repairs on your car to stop by there Garage..”

Paul Lavergne • Engine Repair at Mountain Automotive & Repairs, Grimsby
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Find a Best Engine Repair in Grimsby, ON

Boommar lists 9 verified mechanics in Grimsby. Compare real reviews, response times, pricing bands, and open bays — then book online.

Common Causes of Auto Engine Problems

Neglected oil changes causing internal sludge buildup and bearing wear
Overheating due to coolant leaks, failed thermostats, or water pump failure
Worn or fouled spark plugs causing misfires and poor combustion
Timing belt or chain failure leading to catastrophic valve damage
Carbon buildup on intake valves reducing airflow and performance
Failing head gaskets allowing coolant and oil to mix internally

Critical Signs Your Auto Engine Needs Repair

Check Engine light is on or flashing on the dashboard
Engine is knocking, pinging, or making metallic rattling sounds
Significant loss of power during acceleration or climbing hills
Excessive white, blue, or black smoke from the exhaust tailpipe
Visible oil or coolant leaks pooling under the vehicle
Engine is overheating or the temperature gauge reads in the red zone

Engine Repair Services Available

Engine Diagnostics

OBD-II scanning and advanced live data analysis

Engine Tune-Up

Spark plugs, ignition coils, filters, and sensor replacements

Head Gasket Replacement

Resealing the engine block to cylinder head joint

Timing Belt/Chain Service

Preventive replacement before catastrophic failure

Engine Rebuild

Complete disassembly, machining, and reassembly with new internals

Engine Replacement

Installing a remanufactured or used replacement engine

Engine Repair Tips

Never ignore a flashing Check Engine light—it indicates active damage to the catalytic converter or engine internals
Follow the manufacturer's timing belt replacement interval exactly (usually 100,000 to 160,000 km)
Use the correct grade of engine oil specified in your owner's manual
Monitor your temperature gauge regularly, especially in heavy summer traffic
Address small oil leaks before they become major engine failures
Get a compression test done if your engine has over 200,000 km to assess internal wear

Frequently Asked Questions

How much does engine repair cost in Grimsby? +
Minor repairs like spark plugs or sensors cost $150-$500. Head gasket replacement runs $1,500-$3,000. A complete engine rebuild costs $3,000-$6,000+, while a replacement engine with installation ranges from $4,000-$8,000+.
Is it worth rebuilding an engine vs. replacing it? +
If the block and heads are in good condition, a rebuild is often more cost-effective and can result in a like-new engine. If there's severe damage (cracked block, spun bearings), a remanufactured replacement may be more practical.
How long does an engine rebuild take? +
A complete engine rebuild typically takes 2 to 4 weeks, depending on parts availability, machining requirements, and the shop's workload.
What causes a head gasket to fail? +
The most common cause is engine overheating. When the engine exceeds its designed temperature, the head gasket material warps and fails, allowing coolant and oil to mix or leak externally.