Boommar. Find Mechanics
Add Listing
BOOMMAR / NL / Stephenville / Engine Repair

Engine Repair Shops in Stephenville, NL

Find trusted engine repair services in Stephenville. Compare prices, read verified reviews, and request free quotes.

✓ Verified Shops ✓ Free Quotes ✓ Local Reviews
Cormier's One Stop Auto - Engine Repair in Stephenville
Stephenville, NL
CO

Cormier's One Stop Auto

229 Carolina Ave, Stephenville, NL A2N 2Y2, Canada
★ 5.0
7 reviews
21 auto services • Free quotes available
Engine Repair Auto AC & HeatingAuto Body & PaintAuto Cooling System
📞 (709) 643-2016 • Stephenville
View Profile
McCann's Service Ltd - Engine Repair in Stephenville
Stephenville, NL
MC

McCann's Service Ltd

73 St Clare Ave, Stephenville, NL A2N 1P3, Canada
★ 5.0
3 reviews
25 auto services • Free quotes available
Engine Repair Auto AC & HeatingAuto Accessories & UpgradesAuto Body & Paint
📞 (709) 643-2633 • Stephenville
View Profile
Speedy Automotive - Engine Repair in Stephenville
Stephenville, NL
SP

Speedy Automotive

81 Queen St, Stephenville, NL A2N 2M8, Canada
★ 5.0
1 review
21 auto services • Free quotes available
Engine Repair Auto AC & HeatingAuto Accessories & UpgradesAuto Cooling System
📞 (709) 643-2174 • Stephenville
View Profile
OK Tire - Engine Repair in Stephenville
Stephenville, NL
OK

OK Tire

2 Prince Rupert Dr, Stephenville, NL A2N 2G2, Canada
★ 4.7
111 reviews
19 auto services • Free quotes available
Engine Repair Auto AC & HeatingAuto Cooling SystemAuto Lights & Signals
📞 (709) 643-0444 • Stephenville
View Profile
Harmon Auto Centre - Engine Repair in Stephenville
Stephenville, NL
HA

Harmon Auto Centre

Missouri Dr, Stephenville, NL A2N 3A5, Canada
★ 4.6
17 reviews
20 auto services • Free quotes available
Engine Repair Auto AC & HeatingAuto Cooling SystemAuto Electrical
📞 (709) 643-2711 • Stephenville
View Profile
MF Motorsports - Engine Repair in Stephenville
Stephenville, NL
MF

MF Motorsports

219 Hansen Memorial Hwy, Stephenville, NL A2N 1W7, Canada
★ 4.4
76 reviews
2 auto services • Free quotes available
Engine Repair Auto Detailing
📞 (709) 643-3503 • Stephenville
View Profile
TNT Tirecraft Stephenville - Engine Repair in Stephenville
Stephenville, NL
TN

TNT Tirecraft Stephenville

9 West St, Stephenville, NL A2N 1C4, Canada
★ 4.4
50 reviews
23 auto services • Free quotes available
Engine Repair Auto AC & HeatingAuto Accessories & UpgradesAuto Cooling System
📞 (709) 643-6967 • Stephenville
View Profile
Canadian Tire - Engine Repair in Stephenville
Stephenville, NL
CA

Canadian Tire

54 Prince Rupert Dr, Stephenville, NL A2N 3W7, Canada
★ 4.2
284 reviews
22 auto services • Free quotes available
Engine Repair Auto AC & HeatingAuto Accessories & UpgradesAuto Cooling System
📞 (709) 643-5611 • Stephenville
View Profile
Madore's Auto Body - Engine Repair in Stephenville
Stephenville, NL
MA

Madore's Auto Body

1 Kin Ct, Stephenville, NL A2N 2M5, Canada
★ 3.9
17 reviews
24 auto services • Free quotes available
Engine Repair Auto AC & HeatingAuto Accessories & UpgradesAuto Body & Paint
📞 (709) 643-4110 • Stephenville
View Profile
NAPA Auto Parts - Engine Repair in Stephenville
Stephenville, NL
NA

NAPA Auto Parts

41 Main St, Stephenville, NL A2N 1H5, Canada
★ 3.5
14 reviews
19 auto services • Free quotes available
Engine Repair Auto AC & HeatingAuto Accessories & UpgradesAuto Cooling System
📞 (709) 643-5222 • Stephenville
View Profile
Carquest Auto Parts - Engine Repair in Stephenville
Stephenville, NL
CA

Carquest Auto Parts

81 Queen St, Stephenville, NL A2N 2M8, Canada
★ 3.3
6 reviews
22 auto services • Free quotes available
Engine Repair Auto AC & HeatingAuto Accessories & UpgradesAuto Cooling System
📞 (709) 643-2173 • Stephenville
View Profile
Stephenville, NL Cost Guide

Estimated Engine Repair Pricing

Check Engine Diagnostic $100 - $150
Spark Plugs & Ignition Tune-Up $220 - $480
Valve Cover Gasket Leak $280 - $550
Timing Belt & Water Pump $850 - $1,450

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

Everyday Signs to Watch For
  • • Solid or flashing Check Engine light on the dashboard
  • • Rhythmic knocking, metallic tapping, or rattling on cold startup
  • • Rough shaking at idle, hesitation, or loss of power climbing hills
Driver Tip: Call 2 to 3 listed Stephenville shops on this page directly with your vehicle year, make, and model to compare exact quotes.
★ #1 Verified Spot Open
Own a repair shop in Stephenville?

No shop in Stephenville has claimed the #1 Verified spot for engine repair yet. Claim your free profile to appear first and receive customer quote requests.

Claim #1 Spot Free →

Top Engine Repair Shops in Stephenville, NL

Boommar lists 11 verified engine repair shops in Stephenville, Newfoundland and Labrador, with an average rating of 4.4 / 5.0 across 586 customer reviews. Compare Verified partner shops and top-rated local garages below:

Shop Name Rating / Status
Cormier's One Stop Auto ★ 5.0 (7)
McCann's Service Ltd ★ 5.0 (3)
Speedy Automotive ★ 5.0 (1)
OK Tire ★ 4.7 (111)
Harmon Auto Centre ★ 4.6 (17)

Engine Repair & Diagnostics Shops in Stephenville, NL

Whether your vehicle has a check-engine misfire, a coolant leak, a noisy timing chain, or major internal wear, accurate diagnosis saves thousands in unnecessary parts. Compare experienced engine repair specialists in Stephenville, NL for diagnostics, tune-ups, head gaskets, and rebuilds.

Browse 11 verified engine repair shops in Stephenville, NL above to compare ratings, check offered services, and request a direct quote.

Common Causes of Engine Problems

Extended or skipped oil changes causing sludge, stretched timing chains, and spun bearings
Engine overheating from a failed water pump, stuck thermostat, or radiator leak
Worn spark plugs or failing ignition coils causing cylinder misfires
Snapped timing belt or worn timing chain tensioners bending valves
Carbon buildup on intake valves in direct-injection (GDI) engines
Blown head gasket allowing coolant into cylinders or crankcase oil

Critical Warning Signs of Engine Trouble

Solid or flashing Check Engine light on the dashboard
Rhythmic knocking, metallic tapping, or rattling on cold startup
Rough shaking at idle, hesitation, or loss of power climbing hills
Blue smoke (burning oil), thick white sweet smoke (coolant), or black smoke from the tailpipe
Milky, frothy residue under the oil filler cap or coolant disappearing without external leaks
Engine temperature gauge climbing toward the red zone

Engine Repair Services Available in Stephenville

Advanced Engine Diagnostics

Compression testing, cylinder leak-down tests, scope analysis, and OBD-II scanning

Ignition & Tune-Up Service

Spark plugs, ignition coils, intake manifold gaskets, and fuel injector service

Timing Belt & Timing Chain Replacement

Replacing timing belts, chains, guides, tensioners, and water pumps

Head Gasket & Cylinder Head Repair

Cylinder head machining, valve job, and multi-layer steel head gasket installation

Oil Leak Repair

Valve cover gaskets, oil pan resealing, rear main seals, and oil filter housing replacement

Engine Replacement & Rebuilds

Installing remanufactured or low-mileage tested engines with warranty

Engine Repair Tips for Stephenville Drivers

Change engine oil on time; clean oil is the cheapest insurance against timing chain and bearing failure
Replace your timing belt at the exact mileage or age interval in your manual (usually 100,000 to 160,000 km)
Shut the engine off immediately if it overheats or the red low-oil-pressure light comes on
Fix valve cover and oil filter housing leaks early before dripping oil ruins alternator windings or rubber coolant hoses
Ask for a compression and leak-down test report before deciding between repairing an engine or replacing it

Frequently Asked Questions

How much does engine repair cost in Stephenville? +
In Stephenville, ignition tune-ups, sensors, or valve cover gaskets typically cost $200 to $650. Timing belt or chain jobs range from $800 to $2,200, head gasket replacements run $1,800 to $3,500, and full engine replacements range from $4,000 to $8,500+.
What happens if a timing belt breaks while driving? +
Most modern engines are interference engines, meaning the pistons and open valves share the same space at different times. If the timing belt snaps, the pistons strike the valves immediately, causing severe internal engine damage.
Is it better to rebuild an engine or install a replacement engine? +
For minor top-end issues like a blown head gasket or worn timing components, repairing your current engine is usually best. If the lower block has spun a rod bearing or cracked, installing a remanufactured or tested low-kilometer engine is often faster and more economical.
Why does my engine rattle for two seconds on cold startup? +
A brief metallic rattle on cold startup is commonly caused by a worn hydraulic timing chain tensioner or variable valve timing (VVT) phaser waiting for oil pressure to build. Have a mechanic inspect it before the chain jumps timing.

Engine Repair in Nearby Cities

St. John's Conception Bay South Paradise Mount Pearl Corner Brook Grand Falls-Windsor Gander Portugal Cove-St. Philip's

Other Services in Stephenville

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

Popular Cities for Engine Repair

Toronto Vancouver Calgary Edmonton Ottawa Winnipeg