01
Engine Repair
Honest engine diagnostics and repair — from odd noises and oil leaks to timing, sensors, and major mechanical work.
- Fault finding & inspection
- Sensors, belts & gaskets
- Timing & mechanical repairs
1–5 days
All services
Jass Motors · Jyväskylä
Gearbox Repair
About this service
Hard shifts, slipping, noise, or clutch problems should not be ignored. Jass Motors services and repairs gearboxes with manufacturer-minded procedure: inspection, fluid condition, clutch assessment, and mechanical repair when required. We tell you what is safe to drive on and what needs action now. After work is complete we verify shift quality so you leave with smooth, confident gear changes — not guesswork.
How we handle this job
A simple roadmap of what happens from drop-off to handover.
- 1
Symptom review
Slipping, hard shifts, clutch feel, noises in gear — we map what happens and when.
- 2
Fluid & condition check
We check fluid level/condition (where applicable) and look for leaks or external damage.
- 3
Clutch / gearbox assessment
We separate wear that needs parts from issues that can be serviced more simply.
- 4
Repair & shift verification
Agreed work is completed, then we verify shift quality before you leave.
What we cover
Work areas under this service — so you can see what belongs here.
Manual gearbox
- Clutch wear assessment
- Clutch replacement
- Gear engagement issues
- Leak investigation
Automatic gearbox
- Fluid service / exchange
- Shift quality concerns
- External leak checks
- Basic fault tracing
Related work
- Mounts & linkages
- Driveshaft-related checks
- Road feel verification
- Honest repair vs replace advice
What's included
- Manual & automatic service
- Clutch inspection & replacement
- Fluid exchange
- Shift quality check
When this service helps
- Gears that grind, slip, or refuse to engage cleanly
- Clutch that bites high, smells, or slips under load
- Transmission fluid leak or burnt smell
- Shudder or harsh shifts on automatics
Good to know
- Gearbox jobs vary a lot in time — we confirm the plan before major work.
- Sometimes a fluid service helps; sometimes a clutch or internal repair is needed.
- We will say clearly if continued driving risks further damage.
Workshop gallery
Realistic workshop scenes related to this service — the kind of work we do every day at Jass Motors in Jyväskylä.
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02
Brake Systems
Pads, discs, calipers, and brake fluid — stopping power you can trust for daily driving and Finnish winters.
- Pad & disc replacement
- Caliper service
- Brake fluid flush
2–4 hours
03
Welding Work
Practical workshop welding for brackets, exhaust patches, and metal repairs — strong, tidy, and built to last.
- Exhaust & bracket welding
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1–4 hours