1999 Pontiac Firefly Oil Type & Capacity
The 1999 Pontiac Firefly takes 5W-30 motor oil — 3.5 quarts with a filter change, per the factory service manual.
Factory-spec answer
5W-30 — 3.5 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| 2D Hatchback, 1.0 6, Automatic | API- SAE 5W-30 | 3.50 QTS. | 3.20 QTS. | If the vehicle will be in an area where the temperature falls below -20Deg.F(-29Deg.C), use either an SAE 5W-30 synthetic oil or an SAE 10W-30 oil. |
| 2D Hatchback, 1.0 6, Standard | API- SAE 5W-30 | 3.50 QTS. | 3.20 QTS. | If the vehicle will be in an area where the temperature falls below -20Deg.F(-29Deg.C), use either an SAE 5W-30 synthetic oil or an SAE 10W-30 oil. |
| 2D Hatchback, 1.3 2 | API- SAE 5W-30 | 3.50 QTS. | 3.20 QTS. | If the vehicle will be in an area where the temperature falls below -20Deg.F(-29Deg.C), use either an SAE 5W-30 synthetic oil or an SAE 10W-30 oil. |
| 4D Sedan, Automatic | API- SAE 5W-30 | 3.50 QTS. | 3.20 QTS. | If the vehicle will be in an area where the temperature falls below -20Deg.F(-29Deg.C), use either an SAE 5W-30 synthetic oil or an SAE 10W-30 oil. |
| 4D Sedan, Standard | API- SAE 5W-30 | 3.50 QTS. | 3.20 QTS. | If the vehicle will be in an area where the temperature falls below -20Deg.F(-29Deg.C), use either an SAE 5W-30 synthetic oil or an SAE 10W-30 oil. |
Buy the right oil
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More specs & repair guides for your Firefly
1999 Pontiac Firefly factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
0.63 quarts (0.59 L) — 50/50 mixture of clean drinkable water (preferably distilled) and good quality Ethylene Glycol Base Coolant
Frequently asked questions
What type of oil does a 1999 Pontiac Firefly take?
The 1999 Pontiac Firefly takes 5W-30 motor oil (API- SAE 5W-30), per the factory service manual.
How much oil does a 1999 Pontiac Firefly take?
The 1999 Pontiac Firefly holds 3.5 quarts with a filter change, or 3.2 quarts without changing the filter.
Can I use synthetic oil in my 1999 Pontiac Firefly?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1999 Pontiac Firefly. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.