But beware if your running on LP gas. The oil always looks clean but it may have lost its lubrication properties. What You Need Before Starting You will need new oil, a new oil filter, a clamp to unscrew your oil filter, a spanner to unscrew your sump plug and a container for the old oil. Buy the oil recommended for your vehicle and buy a good quality oil filter. Oil filters are not expensive but need to be a good brand.
Some cheap brands are bad news.
They have paper filters that shred and go into your engine. Oil filter clamps are inexpensive. How To Do It Run your car until the engine is totally warmed. Park on the level. To unscrew the sump plug you may have to jack-up the vehicle.