Boommar. Find Mechanics
Claim shop
BOOMMAR / QC / Shawinigan / Engine Repair

Engine Repair Shops in Shawinigan, QC

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

✓ Verified Shops ✓ Online Booking ✓ Real Reviews
Cool Auto inc.
Shawinigan • ≈ 7 km
CO
Cool Auto inc.
10022 Bd des Hêtres, Shawinigan, QC G9N 4Y4, Canada, Shawinigan
★ 5.0
3 Google reviews
Response ≈ 60 min • $ • Quotes free
Engine Repair Oil Change & LubeBrake Services
📞 (873) 664-2906 • Free quote • Verified
View Profile
Garage Louis Germain
Shawinigan • ≈ 7 km
GA
Garage Louis Germain
1241 47e Rue, Shawinigan, QC G9N 5B3, Canada, Shawinigan
★ 5.0
43 Google reviews
Response ≈ 46 min • $ • Quotes free
Engine Repair TransmissionAuto Electrical
📞 (819) 539-6655 • Free quote • Verified
View Profile
Mécanique Mécatech
Shawinigan • ≈ 3 km
M
Mécanique Mécatech
40 Rue de la Poudrière, Shawinigan, QC G0X 1L0, Canada, Shawinigan
★ 5.0
44 Google reviews
Response ≈ 47 min • $ • Quotes free
Engine Repair Brake ServicesTransmission
📞 (819) 719-0808 • Free quote • Verified
View Profile
Garage André Heroux
Shawinigan • ≈ 9 km
GA
Garage André Heroux
795 4e Rue de la Pointe, Shawinigan, QC G9N 1H1, Canada, Shawinigan
★ 4.9
31 Google reviews
Response ≈ 56 min • $$$ • Quotes free
Engine Repair Brake ServicesTransmission
📞 (819) 536-3043 • Free quote • Verified
View Profile
Garage Gauthier Mecanique Gen
Shawinigan • ≈ 4 km
GA
Garage Gauthier Mecanique Gen
10023 Bd des Hêtres, Shawinigan, QC G9N 4Y2, Canada, Shawinigan
★ 4.9
27 Google reviews
Response ≈ 44 min • $$ • Quotes free
Engine Repair Oil Change & LubeTires & Wheels
📞 (819) 539-3559 • Free quote • Verified
View Profile
Pneus Mécanique Shawinigan
Shawinigan • ≈ 4 km
PN
Pneus Mécanique Shawinigan
1172 47e Rue, Shawinigan, QC G9N 5B4, Canada, Shawinigan
★ 4.9
74 Google reviews
Response ≈ 23 min • $$ • Quotes free
Engine Repair Brake ServicesTires & Wheels
📞 (819) 539-7030 • Free quote • Verified
View Profile
Garage Francoeur
Shawinigan • ≈ 2 km
GA
Garage Francoeur
141 Chem. de Saint-Gérard, Shawinigan, QC G9N 6Z4, Canada, Shawinigan
★ 4.8
70 Google reviews
Response ≈ 57 min • $$ • Quotes free
Engine Repair Oil Change & LubeBrake Services
📞 (819) 539-2677 • Free quote • Verified
View Profile
Garage Chicoine Auto Mécano
Shawinigan • ≈ 2 km
GA
Garage Chicoine Auto Mécano
3433 Bd des Hêtres, Shawinigan, QC G9N 3B8, Canada, Shawinigan
★ 4.7
87 Google reviews
Response ≈ 37 min • $$$ • Quotes free
Engine Repair Oil Change & LubeBrake Services
📞 (819) 539-7000 • Free quote • Verified
View Profile
Garage Levesque Shawinigan
Shawinigan • ≈ 8 km
GA
Garage Levesque Shawinigan
3093 Bd des Hêtres, Shawinigan, QC G9N 3B4, Canada, Shawinigan
★ 4.7
86 Google reviews
Response ≈ 60 min • $ • Quotes free
Engine Repair Oil Change & LubeBrake Services
📞 (819) 539-2114 • Free quote • Verified
View Profile
Argo Atelier Mecanique
Shawinigan • ≈ 8 km
AR
Argo Atelier Mecanique
3300 Chem. du Parc-National, Shawinigan, QC G9T 5K5, Canada, Shawinigan
★ 4.5
8 Google reviews
Response ≈ 27 min • $$$ • Quotes free
Engine Repair Oil Change & LubeAuto Electrical
📞 (819) 538-7199 • Free quote • Verified
View Profile
Showing 10 mechanics • Load more
Online booking workflow

Shawinigan bookings,
zero phone tag.

STEP 01
Search

Filter Shawinigan shops by service, rating, distance, open now.

10 results • verified
STEP 02
Request Booking

Send vehicle + service details. Get a firm quote or pick a slot.

Avg reply 42m
STEP 03
Shop Approves

Owner confirms time, price, and bay availability. One tap.

Calendar & SMS sync
STEP 04
Appointment Confirmed

You get confirm + reminders + live status tracking.

Stripe receipts
Shawinigan customer reviews

Real bookings, real reviews

Verified Reviews for Engine Repair
★★★★★

“Booked at lunch. Quote came back in 34 minutes with a real breakdown, not a guess. Dropped off the Civic, got SMS updates, picked it up same day. Zero phone tag.”

Jordan B. • Engine Repair at Cool Auto inc., Shawinigan
★★★★★

“Finally a Shawinigan shop that actually does diagnostics properly. Boommar showed verified reviews only — made the decision easy.”

Amelia S. • Diagnostics at Garage Louis Germain
For shop owners

Get More Customers
Through Boommar

Shawinigan drivers searched “auto mechanic” 8,400 times last month. Claim your listing, turn searches into bookings.

• Online Booking
• Lead Tracking
• Review Management
• Listing Analytics
Claim Your Listing View Shawinigan pricing
Shawinigan Pro – last 30 days
+41
booking requests
4.8★
avg rating
31m
median reply
92%
show-up rate
Calendar sync • Stripe • SMS reminders • Review automation

Find a Best Engine Repair in Shawinigan, QC

Boommar lists 10 verified mechanics in Shawinigan. 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 Shawinigan? +
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.

Engine Repair in Nearby Cities

Montreal Quebec City Laval Gatineau Longueuil Sherbrooke Lévis Saguenay

Other Services in Shawinigan

Auto Mechanic Diesel Truck Mechanic Truck Mechanic Oil Change & Lube Brake Services Tires & Wheels Auto Detailing Auto Body & Paint

Popular Cities

Toronto Vancouver Calgary Edmonton Ottawa Winnipeg