Some thing's to check on all used vehicles before purchase would be how old it is and how many miles are on it. Also inquire about what parts have been replaced and when they were replaced.
If a 88 Chevy Pickup Truck seems to be low on power the timing should be checked. The fuel pressure and fuel pump should also be checked and may be the source of low power in the vehicle.
It is always advisable to have a qualified mechanice take a look at a used vehicle before you purchase it.
You should always make sure you read the Carfax report on a car before you purchase it. You should also make sure to get it checked out by a certified mechanic.
All tires should be balance checked before being placed on a vehicle. If the tires are not balanced it will cause uneven wear and they will not last as long as they should.
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All fluids should be checked when you purchase fuel. All fluids except for the transmission fluid should be checked with the engine off and at operating temperature. The transmission fluid should be checked the engine running and the transmission in PARK if automatic or NEUTRAL if manual.
When buying a used pickup truck, you should as about the engine (how many miles it has on it); ask about the milage per gallon; ask if it has been in any accidents; and ask what the towing capacity is. Before buying a used pickup truck, you should ask about the mileage of the truck. Then you can ask for a carfax to see the history of the pickup truck and finally you can ask about the price.
Any used vehicle must be perfectly checked before buying, more so while buying commercial vehicle. You must look at accident history, insurance background, mileage and body condition. The chassis condition is very vital and so is engine performance. It is advisable to get inspection and certification from authorized expert
I have a Mazda B2000, 1986. Two items, the "ignitor" and the "pickup coil" inside the distributor are the next items to check. Ignitor is more likely to go bad. It can be checked at Autozone for free, maybe other stores as well. pickup coil can be checked with ohm meter. If not shorted or open, it should be OK. I have fixed this before, but now I have it again and I checked all of the above and still no solution. From what I have read, the vehicle has an "ECU" (computer) that can also cause this problem.
Should be 8 to 10 degrees before TDC
All of the supplies that you should purchase before you even start all of the cleaning of your house should be the all of the janitorial supplies that are needed.
They should be checked for recording errors before any other work is done on them.