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Porsche 924 Service Costs & Schedule

What a Porsche 924 actually costs to service, what needs doing at each interval, and where you can save. If you're buying one, we also cover how to check whether the previous owner actually kept up with the schedule.

924 (1976–1988)2.0L Audi inline-four, 2.5L inline-four (924S)

Porsche 924 service: key facts

Routine service items

These are the items covered in a standard service. Most garages include oil, oil filter and a basic inspection. The rest are typically checked or replaced on a schedule.

Service itemIntervalTypical cost
Engine oil and filter
Manufacturer specifies 6,000 miles or 12 months.
924
6,000 miles or 1 year
£80–£120
Dealer: £150–£200
Transaxle oil
Factory interval was 60,000 miles but specialists recommend 30,000 miles for the rear-mounted transaxle.
924
30,000 miles or 3 years
£120–£180
Dealer: £200–£280

Major service items

These are the big-ticket items. Miss them and you risk engine or gearbox damage. The costs are higher but the consequences of skipping are much worse.

Service itemIntervalTypical cost
Timing belt
Manufacturer interval 60,000 miles or 5 years.
924
60,000 miles or 5 years
£350–£500
Dealer: £600–£850

Has this Porsche 924 been serviced on schedule?

Check the dealer service records to see if the work above was actually done.

★GB

£6.99 · Full refund if no records found

Periodic maintenance

Items that don't need doing at every service but should be on your radar at the right mileage or age.

Service itemIntervalTypical cost
Brake fluid
Replace every 2 years regardless of mileage.
924
2 years
£60–£90
Dealer: £120–£160
Coolant flush
Factory specified longer intervals but specialists recommend 3 years due to aluminium head corrosion risk.
924
36,000 miles or 3 years
£80–£120
Dealer: £140–£200

Known issues to watch for

The most common problems reported on the Porsche 924, ranked by severity.

dangerous
Wheel bearing premature failure
MOT data shows 924 variants fail wheel bearing tests at 662.0 times the national average, with failures occurring across all mileage bands from 20k miles upward.
dangerous
Structural corrosion around suspension mounting points (924S)
MOT data shows 924S variants fail structural integrity tests at 1652.1 times the national average between 40-80k miles for corrosion within prescribed areas around suspension mounting points.
major
Emissions system failure causing MOT failure
The 924's emission control system includes a complex arrangement of vacuum-operated components, thermal reactors, and catalytic converters that degrade with age.
major
CV joint wear and transaxle universal joint failure (924S)
The 924S uses a rear-mounted transaxle connected to the front engine by a long torque tube containing universal joints.

1 more known issues tracked. Check a specific Porsche 924's service records — a missed service on one of these issues could mean an expensive surprise.

Buying a used Porsche 924? Check its service history first.

A 924 with a patchy service history can cost you thousands in missed timing belts, skipped oil changes, and hidden neglect. We pull the franchised dealer records — every visit, every stamp, every mileage reading — so you can see exactly what's been done and what's been skipped.

£6.99 · No records found = full refund, zero risk

Related

Porsche 924 service FAQs

How often does a Porsche 924 need servicing?

A Porsche 924 needs servicing every 6,000 miles or 1 year, whichever comes first. Manufacturer specifies 6,000 miles or 12 months.

What does a Porsche 924 service cost?

A basic service at an independent garage costs £80–£120. Main dealer servicing runs £150–£200. Major items like timing belts or gearbox services cost significantly more. Independent garages are typically 30 to 50% cheaper for the same work.

Is a Porsche 924 expensive to maintain?

Routine servicing starts from £80 at an independent garage, which is about average for this class of car. The bigger costs come from periodic items like timing belts, brake fluid changes, and transmission servicing. Keeping on top of the schedule avoids expensive failures.

How do I check a Porsche 924's service history?

You can check any Porsche 924's dealer service records online using just the registration number. The check retrieves every logged dealer visit, including dates, mileage, and work done, so you can see whether the schedule has been followed or if there are gaps. It costs £6.99 and you get a full refund if no records are found.