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Extinct's D2 Maintenance Schedule

Extinct's D2 Maintenance Schedule

Download printable checklist (PDF)

Interval	Service
Weekly	Check oil and coolant level. Check battery posts for corrosion.
5,000 mi	Oil and filter — 15W-40 diesel engine oil, for the high zinc and detergent content. Wix 51515 or 51068, or Motorcraft FL1A. Remove the driveshaft and lubricate; replace the nylock nuts every cycle.
50,000 mi	If the OEM water pump has been replaced with an aftermarket unit, replace it every 50k.
75,000 mi	Engine idler pulleys. Engine water pump — 50k miles after the initial change. Transmission fluid and filter — LR-recommended fluid for the normal interval, or Castrol Transynd full synthetic for a lifetime fill.
100,000 mi	All cooling system plastics, including the radiator fan. Radiator fan clutch. Brake master cylinder seal or master cylinder. Spark plugs — NGK 5553.
150,000 mi	Engine idler pulleys. Engine water pump. Transmission fluid — unless Transynd was used at the 75k service.
200,000 mi	Alternator. Starter. Power steering pump. Spark plugs — NGK 5553. Brake master cylinder seal or master cylinder. Radiator fan clutch. All cooling system plastics.

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