2008 Subaru B9 Tribeca Maintenance
Manufacturer-Recommended Service Schedule
The manufacturer-recommended maintenance schedule for the 2008 Subaru B9 Tribeca is shown above. Keeping up with these service intervals prevents premature wear, maintains fuel economy, and protects your powertrain warranty.
The most critical intervals are engine oil changes (typically every 5,000–10,000 miles for full synthetic), tire rotation (every 5,000–7,500 miles), and brake fluid (every 2–3 years). Always verify intervals against your owner's manual — the schedule varies by driving conditions.
| Service Item | Interval | Notes |
|---|---|---|
| Engine Oil & Filter | 7,500 mi / 6 mo | 5W-30 synthetic, 6.3 qt (3.0L H6 or 3.6L H6) |
| Tire Rotation | 7,500 mi / 6 mo | Rotate every 7,500 mi; AWD requires matching tread depth |
| Cabin Air Filter | 15,000 mi / 18 mo | Replace as needed |
| Engine Air Filter | 30,000 mi / 36 mo | Inspect at 15,000 mi |
| Brake Fluid | 30,000 mi / 30 mo | DOT 3 or 4 |
| Transmission Fluid | 60,000 miles | 5-speed automatic; Subaru ATF |
| Differential Fluid | 30,000 miles | Front and rear differentials; 75W-90 |
| Coolant | 100,000 miles | Subaru Super Coolant; then every 50,000 mi |
| Spark Plugs | 60,000 miles | Replace at 60,000 mi |
| Serpentine Belt | 60,000 miles | Inspect at 40,000 mi |
| Battery | 48 months | Inspect annually |
Key Fluid & Maintenance Specs
Motor Oil
5W-30 Full Synthetic — 6.3 qt
Lug Nut Torque
74-89 ft-lbs
Brake Fluid
DOT 3
Coolant
Super Long Life Coolant (Blue)
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