Owner's guide · 1999–2005
Porsche 911 (996)
owner's guide.
The factory maintenance schedule for the 911 (996), with the source of every item, and the problems our technicians explain on video. Free, no sign-in.
Factory maintenance schedule
From the manufacturer's maintenance sheets (or a copy of them, where the source says so), checked 2026-10-21. For what is due at your miles, use What's due on mine.
911 (996) Carrera / Carrera 4 / C4S / Targa / Turbo 1999–2005
| Item | When | Source |
|---|---|---|
| Minor maintenance (engine oil change, pollen filter, air filter check) | At 15k · 45k · 75k · 105k mi | Factory sheet |
| Major maintenance (engine oil & filter, air filter, pollen filter, belt check) | At 30k · 60k · 90k · 120k mi | Factory sheet |
| Yearly service (low-mileage cars) | Every year | Factory sheet |
| Engine oil & filter (low-mileage cars) | Every 2 years | Factory sheet |
| Spark plugs (MY up to 2000, and 2001 911 Turbo) | Every 30,000 mi | Factory sheet |
| Spark plugs (MY 2001-on 911 Carrera / Boxster) | Every 60,000 mi | Factory sheet |
| Air filter | Every 30,000 mi | Factory sheet |
| Cabin/pollen filter | Every 15,000 mi | Factory sheet |
| Drive (Poly-rib) belt replacement | Every 60,000 mi | Factory sheet |
| Fuel filter | Every 60,000 mi | Factory sheet |
| Manual transmission oil | Every 90,000 mi | Factory sheet |
| Automatic (Tiptronic) ATF and ATF filter | Every 90,000 mi | Factory sheet |
| Differential oil (incl. front differential if equipped) | Every 90,000 mi | Factory sheet |
| Brake fluid | Every 2 years | Factory sheet |
| Coolant | Ask our service team | Factory sheet |
Not on the factory sheets we hold
- 996 GT2 and GT3 items, and 996 Turbo items beyond spark plugs
- Coolant replacement interval (the factory sheets list level and antifreeze checks only)
Ask our service team for these. We will not guess an interval.
Ask our service teamKnown issues and how-tos
From our technicians, for the 911 (996).
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Questions
Where does the 911 (996) schedule come from?
From the manufacturer's published maintenance sheets. Each item links to its source, and the date shows when we last checked them.
What if an item is not listed?
Some items are not on the factory sheets we hold; they are listed on this page. Ask our service team and we will check your car.
Can you service my 911 (996)?
Yes. Book from this page and our service team takes it from there.