Engine oil capacity on 1988 suburban 350 engine?

The oil capacity for a 1988 Chevrolet Suburban with a 350 cubic inch (5.7L) engine is generally 5.5 to 6 quarts. However, it's crucial to check your owner's manual for the precise amount. The actual capacity might vary slightly depending on the specific configuration of your vehicle and whether you're changing the filter. Always add oil in smaller increments, checking the dipstick frequently, to avoid overfilling.