What model of spark plug does the Buick Excelle 15n use?

1 Answers
VanMicah
07/30/25 3:59am
The Buick Excelle 15n uses RER10YC model spark plugs, with a thread diameter of 12mm, thread length of 26.5mm, and heat value of 7. Spark plugs are crucial components in the engine ignition system and are wearable parts that require regular replacement. The engine ignition system mainly consists of ignition coils and spark plugs. After prolonged use, the electrode gap of spark plugs will widen, affecting their ignition energy. Insufficient spark plug ignition energy may impair engine performance, so spark plugs should be replaced on schedule during regular vehicle use. The Buick Excelle is the fourth model produced on GM's new global platform following the new Regal, new LaCrosse and Enclave, incorporating the dynamic genes that the Buick brand has endowed to mid-size cars, bringing a brand-new five-door coupe driving experience to the mid-size car market.
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