Replace spark plugs every 100,000 miles on Oldsmobile 98

Submitted by Vehicle Owner · May 29, 2025
Published by RepairPal

Problem overview

General Motors recommends that the spark plugs should be replaced every 100,000 miles. Our technicians highly recommend the spark plug wires be replaced at the same time.

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Oldsmobile 98 vehicles with this problem

1 model year affected

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