1998 Chevrolet Tahoe Oil Type & Capacity
The 1998 Chevrolet Tahoe oil type depends on the engine: the 2D Utility, 5.7 R, 4WD, Automatic takes 5W-30 (5.0 quarts qt with filter); the 2D Utility, 5.7 R, 4WD, Part Time takes 5W-30 (5.0 quarts qt with filter); the 2D Utility, 5.7 R, RWD takes 5W-30 (5.0 quarts qt with filter); the 2D Utility, 6.5 S, Automatic takes 5W-30 (7.0 quarts qt with filter); the 2D Utility, 6.5 S, Part Time takes 5W-30 (7.0 quarts qt with filter); the 4D Utility, 4WD, Automatic takes 5W-30 (5.0 quarts qt with filter); the 4D Utility, 4WD, Part Time takes 5W-30 (5.0 quarts qt with filter); the 4D Utility, RWD takes 5W-30 (5.0 quarts qt with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- 2D Utility, 5.7 R, 4WD, Automatic: 5W-30, 5.0 quarts with filter
- 2D Utility, 5.7 R, 4WD, Part Time: 5W-30, 5.0 quarts with filter
- 2D Utility, 5.7 R, RWD: 5W-30, 5.0 quarts with filter
- 2D Utility, 6.5 S, Automatic: 5W-30, 7.0 quarts with filter
- 2D Utility, 6.5 S, Part Time: 5W-30, 7.0 quarts with filter
- 4D Utility, 4WD, Automatic: 5W-30, 5.0 quarts with filter
- 4D Utility, 4WD, Part Time: 5W-30, 5.0 quarts with filter
- 4D Utility, RWD: 5W-30, 5.0 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| 2D Utility, 5.7 R, 4WD, Automatic — 5.7L Eng | API - SAE 5W-30 (Below 0Deg.F to Above 100Deg.F), 10W-30 (Above 0Deg.F to Above 100Deg.F) | 5.00 QTS. | — | — |
| 2D Utility, 5.7 R, 4WD, Part Time — 5.7L Eng | API - SAE 5W-30 (Below 0Deg.F to Above 100Deg.F), 10W-30 (Above 0Deg.F to Above 100Deg.F) | 5.00 QTS. | — | — |
| 2D Utility, 5.7 R, RWD — 5.7L Eng | API - SAE 5W-30 (Below 0Deg.F to Above 100Deg.F), 10W-30 (Above 0Deg.F to Above 100Deg.F) | 5.00 QTS. | — | — |
| 2D Utility, 6.5 S, Automatic — 6.5L Eng | API - SAE 5W-30 (Below 0Deg.F to Above 100Deg.F), 10W-30 (Above 0Deg.F to Above 100Deg.F) | 7.00 QTS. | — | — |
| 2D Utility, 6.5 S, Part Time — 6.5L Eng | API - SAE 5W-30 (Below 0Deg.F to Above 100Deg.F), 10W-30 (Above 0Deg.F to Above 100Deg.F) | 7.00 QTS. | — | — |
| 4D Utility, 4WD, Automatic — 5.7L Eng | API - SAE 5W-30 (Below 0Deg.F to Above 100Deg.F), 10W-30 (Above 0Deg.F to Above 100Deg.F) | 5.00 QTS. | — | — |
| 4D Utility, 4WD, Part Time — 5.7L Eng | API - SAE 5W-30 (Below 0Deg.F to Above 100Deg.F), 10W-30 (Above 0Deg.F to Above 100Deg.F) | 5.00 QTS. | — | — |
| 4D Utility, RWD — 5.7L Eng | API - SAE 5W-30 (Below 0Deg.F to Above 100Deg.F), 10W-30 (Above 0Deg.F to Above 100Deg.F) | 5.00 QTS. | — | — |
More factory specs & repair guides for your Tahoe
🛞 1998 Chevrolet Tahoe Tire Size & Pressure →🌧️ 1998 Chevrolet Tahoe Wiper Blade Sizes →💡 1998 Chevrolet Tahoe Light Bulb Sizes →📖 1998 Chevrolet Tahoe Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
17.5 quarts (16.56 L) — 50/50 mixture of DEX-COOL and clean water (preferably distilled)
Frequently asked questions
What type of oil does a 1998 Chevrolet Tahoe take?
It depends on the engine: 2D Utility, 5.7 R, 4WD, Automatic uses 5W-30; 2D Utility, 5.7 R, 4WD, Part Time uses 5W-30; 2D Utility, 5.7 R, RWD uses 5W-30; 2D Utility, 6.5 S, Automatic uses 5W-30; 2D Utility, 6.5 S, Part Time uses 5W-30; 4D Utility, 4WD, Automatic uses 5W-30; 4D Utility, 4WD, Part Time uses 5W-30; 4D Utility, RWD uses 5W-30.
What is the oil capacity of a 1998 Chevrolet Tahoe?
Oil capacity depends on the engine: 2D Utility, 5.7 R, 4WD, Automatic holds 5.0 quarts with filter; 2D Utility, 5.7 R, 4WD, Part Time holds 5.0 quarts with filter; 2D Utility, 5.7 R, RWD holds 5.0 quarts with filter; 2D Utility, 6.5 S, Automatic holds 7.0 quarts with filter; 2D Utility, 6.5 S, Part Time holds 7.0 quarts with filter; 4D Utility, 4WD, Automatic holds 5.0 quarts with filter; 4D Utility, 4WD, Part Time holds 5.0 quarts with filter; 4D Utility, RWD holds 5.0 quarts with filter.
How often should I change the oil in my 1998 Chevrolet Tahoe?
Most 1998 Chevrolet Tahoe owners follow a 5,000–7,500 mile interval with conventional oil, or up to 10,000 miles with full synthetic. Always check the oil life monitor if equipped, and consult your owner's manual — Chevrolet recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 1998 Chevrolet Tahoe?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1998 Chevrolet Tahoe. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.