What reliability score does the Vauxhall Grandland get?

4.3 out of 10, scored from the 8 faults we document for this model and how severe each one is.

Is the 2017–2025 Vauxhall Grandland reliable?

Scored from 8 documented faults · reviewed by the VehicleFaults Research Team

Quick answer

4.3/ 10

Buy with caution

On our documented-fault scoring the Vauxhall Grandland rates 4.3 out of 10 · buy with caution. We hold 8 known faults for it and 1 of them are rated critical and 1 high, so a bad example can be expensive. The weak points cluster around engine, exhaust and electrical. A well-serviced example with evidence for the big-ticket items is usually a safe buy; the score describes the model, not the specific car in front of you.

Verdict · Walk unless the history is spotless

What the score is built from

Critical: 1
High: 1
Medium: 4
Low: 2

Weak points cluster around engine, exhaust, electrical, suspension.

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The faults that decide it

EngineCritical

1.2 PureTech wet timing belt breaking down into the sump

Typically appears: 60,000+ miles or 6 years
What to inspect: Ask for belt paperwork, check oil for black debris, listen for a rattle on cold start
Typical repair: Timing / wet belt kit + water pump · £450–£1,100

ExhaustHigh

DPF and AdBlue faults on 1.5 diesel town cars

Typically appears: 50,000+ miles
What to inspect: Check for AdBlue warnings and forced regen entries in the history
Typical repair: DPF forced regen or replacement · £250–£1,600

ElectricalMedium

Infotainment freezing and reversing camera dropouts

Typically appears: Any
What to inspect: Cycle the screen through every menu and test the camera twice
Typical repair: Infotainment repair or software fix · £120–£1,200

SuspensionMedium

Front lower arm bushes knocking over poor surfaces

Typically appears: 60,000+ miles
What to inspect: Listen over speed bumps and check for uneven front tyre wear
Typical repair: Suspension refresh (per axle) · £250–£1,100

Body & ElectricalMedium

Water ingress in rear LED tail light clusters causing heavy condensation and diode failure.

Typically appears: 3-6 years
What to inspect: Turn on the exterior lights and inspect the lower edges of the rear light units for pooling water, heavy misting, or flickering LEDs.
Typical repair: Water-ingress trace & seal · £150–£800

Costs are indicative UK independent-garage bands for budgeting and negotiation · never a quote.

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What the score is built from

The faults that decide it

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