1988 Chevrolet Suburban Oil Type & Capacity
The 1988 Chevrolet Suburban oil type depends on the engine: the R10, 5.7 K takes 10W-30 (5.0 quarts qt with filter); the R10, 6.2 C takes 10W-30 (7.0 quarts qt with filter); the R20, 5.7 K, Automatic, 400/M40 takes 10W-30 (5.0 quarts qt with filter); the R20, 5.7 K, Automatic, 475/M40 takes 10W-30 (5.0 quarts qt with filter); the R20, 5.7 K, Automatic, 700R4/MD8 takes 10W-30 (5.0 quarts qt with filter); the R20, 5.7 K, Standard takes 10W-30 (5.0 quarts qt with filter); the R20, 6.2 J, 400/M40 takes 10W-30 (7.0 quarts qt with filter); the R20, 6.2 J, 475/M40 takes 10W-30 (7.0 quarts qt with filter); the R20, 7.4 N, 400/M40 takes 10W-30 (7.0 quarts qt with filter); the R20, 7.4 N, 475/M40 takes 10W-30 (7.0 quarts qt with filter); the V10, 5.7 K, Automatic takes 10W-30 (5.0 quarts qt with filter); the V10, 5.7 K, Standard takes 10W-30 (5.0 quarts qt with filter); the V10, 6.2 C takes 10W-30 (7.0 quarts qt with filter); the V20, 5.7 K, Automatic, 400/M40 takes 10W-30 (5.0 quarts qt with filter); the V20, 5.7 K, Automatic, 475/M40 takes 10W-30 (5.0 quarts qt with filter); the V20, 5.7 K, Automatic, 700R4/MD8 takes 10W-30 (5.0 quarts qt with filter); the V20, 5.7 K, Standard takes 10W-30 (5.0 quarts qt with filter); the V20, 6.2 J, 400/M40 takes 10W-30 (7.0 quarts qt with filter); the V20, 6.2 J, 475/M40 takes 10W-30 (7.0 quarts qt with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- R10, 5.7 K: 10W-30, 5.0 quarts with filter
- R10, 6.2 C: 10W-30, 7.0 quarts with filter
- R20, 5.7 K, Automatic, 400/M40: 10W-30, 5.0 quarts with filter
- R20, 5.7 K, Automatic, 475/M40: 10W-30, 5.0 quarts with filter
- R20, 5.7 K, Automatic, 700R4/MD8: 10W-30, 5.0 quarts with filter
- R20, 5.7 K, Standard: 10W-30, 5.0 quarts with filter
- R20, 6.2 J, 400/M40: 10W-30, 7.0 quarts with filter
- R20, 6.2 J, 475/M40: 10W-30, 7.0 quarts with filter
- R20, 7.4 N, 400/M40: 10W-30, 7.0 quarts with filter
- R20, 7.4 N, 475/M40: 10W-30, 7.0 quarts with filter
- V10, 5.7 K, Automatic: 10W-30, 5.0 quarts with filter
- V10, 5.7 K, Standard: 10W-30, 5.0 quarts with filter
- V10, 6.2 C: 10W-30, 7.0 quarts with filter
- V20, 5.7 K, Automatic, 400/M40: 10W-30, 5.0 quarts with filter
- V20, 5.7 K, Automatic, 475/M40: 10W-30, 5.0 quarts with filter
- V20, 5.7 K, Automatic, 700R4/MD8: 10W-30, 5.0 quarts with filter
- V20, 5.7 K, Standard: 10W-30, 5.0 quarts with filter
- V20, 6.2 J, 400/M40: 10W-30, 7.0 quarts with filter
- V20, 6.2 J, 475/M40: 10W-30, 7.0 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| R10, 5.7 K — Eng VIN K | SAE 10W-30 Energy Conserving Engine | 5.00 QTS. | 4.00 QTS. | — |
| R10, 6.2 C — Eng VIN C | SAE 10W-30 or 15W-40 | 7.00 QTS. | — | — |
| R20, 5.7 K, Automatic, 400/M40 — Eng VIN K | SAE 10W-30 Energy Conserving Engine | 5.00 QTS. | 4.00 QTS. | — |
| R20, 5.7 K, Automatic, 475/M40 — Eng VIN K | SAE 10W-30 Energy Conserving Engine | 5.00 QTS. | 4.00 QTS. | — |
| R20, 5.7 K, Automatic, 700R4/MD8 — Eng VIN K | SAE 10W-30 Energy Conserving Engine | 5.00 QTS. | 4.00 QTS. | — |
| R20, 5.7 K, Standard — Eng VIN K | SAE 10W-30 Energy Conserving Engine | 5.00 QTS. | 4.00 QTS. | — |
| R20, 6.2 J, 400/M40 — Eng VIN J | SAE 10W-30 or 15W-40 | 7.00 QTS. | — | — |
| R20, 6.2 J, 475/M40 — Eng VIN J | SAE 10W-30 or 15W-40 | 7.00 QTS. | — | — |
| R20, 7.4 N, 400/M40 — Eng VIN N | SAE 10W-30 Energy Conserving Engine | 7.00 QTS. | 6.00 QTS. | — |
| R20, 7.4 N, 475/M40 — Eng VIN N | SAE 10W-30 Energy Conserving Engine | 7.00 QTS. | 6.00 QTS. | — |
| V10, 5.7 K, Automatic — Eng VIN K | SAE 10W-30 Energy Conserving Engine | 5.00 QTS. | 4.00 QTS. | — |
| V10, 5.7 K, Standard — Eng VIN K | SAE 10W-30 Energy Conserving Engine | 5.00 QTS. | 4.00 QTS. | — |
| V10, 6.2 C — Eng VIN C | SAE 10W-30 or 15W-40 | 7.00 QTS. | — | — |
| V20, 5.7 K, Automatic, 400/M40 — Eng VIN K | SAE 10W-30 Energy Conserving Engine | 5.00 QTS. | 4.00 QTS. | — |
| V20, 5.7 K, Automatic, 475/M40 — Eng VIN K | SAE 10W-30 Energy Conserving Engine | 5.00 QTS. | 4.00 QTS. | — |
| V20, 5.7 K, Automatic, 700R4/MD8 — Eng VIN K | SAE 10W-30 Energy Conserving Engine | 5.00 QTS. | 4.00 QTS. | — |
| V20, 5.7 K, Standard — Eng VIN K | SAE 10W-30 Energy Conserving Engine | 5.00 QTS. | 4.00 QTS. | — |
| V20, 6.2 J, 400/M40 — Eng VIN J | SAE 10W-30 or 15W-40 | 7.00 QTS. | — | — |
| V20, 6.2 J, 475/M40 — Eng VIN J | SAE 10W-30 or 15W-40 | 7.00 QTS. | — | — |
Complete Oil Change Bundle for 1988 Chevrolet Suburban
Everything you need delivered in one order. Pre-matched to your factory spec (10W-30, 5.0 quarts).
As an Amazon Associate we earn from qualifying purchases. Prices shown are real-time retail estimates.
Buy the right oil & filter for your Suburban
🛒 Buy 10W-30 Full Synthetic Oil (5.0 quarts needed) on AmazonPopular Full Synthetic Brands (10W-30):
As an Amazon Associate we earn from qualifying purchases made through these links.
More factory specs & repair guides for your Suburban
🛞 1988 Chevrolet Suburban Tire Size & Pressure →🌧️ 1988 Chevrolet Suburban Wiper Blade Sizes →💡 1988 Chevrolet Suburban Light Bulb Sizes →📖 1988 Chevrolet Suburban Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
18.0 quarts (17.03 L) — 56/44 mixture of Ethylene Glycol Base Antifreeze and water. GM Specification 1825-M.
Frequently asked questions
What type of oil does a 1988 Chevrolet Suburban take?
It depends on the engine: R10, 5.7 K uses 10W-30; R10, 6.2 C uses 10W-30; R20, 5.7 K, Automatic, 400/M40 uses 10W-30; R20, 5.7 K, Automatic, 475/M40 uses 10W-30; R20, 5.7 K, Automatic, 700R4/MD8 uses 10W-30; R20, 5.7 K, Standard uses 10W-30; R20, 6.2 J, 400/M40 uses 10W-30; R20, 6.2 J, 475/M40 uses 10W-30; R20, 7.4 N, 400/M40 uses 10W-30; R20, 7.4 N, 475/M40 uses 10W-30; V10, 5.7 K, Automatic uses 10W-30; V10, 5.7 K, Standard uses 10W-30; V10, 6.2 C uses 10W-30; V20, 5.7 K, Automatic, 400/M40 uses 10W-30; V20, 5.7 K, Automatic, 475/M40 uses 10W-30; V20, 5.7 K, Automatic, 700R4/MD8 uses 10W-30; V20, 5.7 K, Standard uses 10W-30; V20, 6.2 J, 400/M40 uses 10W-30; V20, 6.2 J, 475/M40 uses 10W-30.
What is the oil capacity of a 1988 Chevrolet Suburban?
Oil capacity depends on the engine: R10, 5.7 K holds 5.0 quarts with filter; R10, 6.2 C holds 7.0 quarts with filter; R20, 5.7 K, Automatic, 400/M40 holds 5.0 quarts with filter; R20, 5.7 K, Automatic, 475/M40 holds 5.0 quarts with filter; R20, 5.7 K, Automatic, 700R4/MD8 holds 5.0 quarts with filter; R20, 5.7 K, Standard holds 5.0 quarts with filter; R20, 6.2 J, 400/M40 holds 7.0 quarts with filter; R20, 6.2 J, 475/M40 holds 7.0 quarts with filter; R20, 7.4 N, 400/M40 holds 7.0 quarts with filter; R20, 7.4 N, 475/M40 holds 7.0 quarts with filter; V10, 5.7 K, Automatic holds 5.0 quarts with filter; V10, 5.7 K, Standard holds 5.0 quarts with filter; V10, 6.2 C holds 7.0 quarts with filter; V20, 5.7 K, Automatic, 400/M40 holds 5.0 quarts with filter; V20, 5.7 K, Automatic, 475/M40 holds 5.0 quarts with filter; V20, 5.7 K, Automatic, 700R4/MD8 holds 5.0 quarts with filter; V20, 5.7 K, Standard holds 5.0 quarts with filter; V20, 6.2 J, 400/M40 holds 7.0 quarts with filter; V20, 6.2 J, 475/M40 holds 7.0 quarts with filter.
How often should I change the oil in my 1988 Chevrolet Suburban?
Most 1988 Chevrolet Suburban 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 1988 Chevrolet Suburban?
Yes. 10W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1988 Chevrolet Suburban. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.