Question about 1991 Oldsmobile Cutlass Ciera
If you are referring to a "tune-up", then for a complete tune-up for your vehicle you will need to replace the ignition wires (spark plug wires), spark plugs, air filter, the fuel filter, and also the pcv valve. There is no distributor in your vehicle so that is all that a complete tune-up for your vehicle will consist of. Here is a firing order diagram for both engines that were available for that vehicle to help assist you replace the ignition wires, and let me know if you require any further assistance.
2.5 Liter Engine
3.3 Liter Engine
Posted on Aug 04, 2010
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Posted on Jan 02, 2017
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