GMC Yukon Spark plug replacement Cost

19992006 · Engine, Fuel & Emissions system

Typical range

$138$510

Parts + labour

Labour hours

0.51.5h

At a typical garage

Spark plugs ignite the air–fuel mixture; worn plugs cause misfires, rough idle, poor fuel economy and difficulty starting. Most modern engines use iridium or platinum plugs with 60,000–100,000-mile intervals. GMC Yukon spark plug replacement costs $138–$510.

Typical parts included

  • Spark plug
  • Spark plug

What affects the price

  • Copper vs iridium vs platinum plugs (iridium lasts longest)
  • Number of cylinders
  • Accessibility—some engines require intake manifold removal, adding significant labour

Common questions

How long does this repair take?

Spark plug replacement on a GMC Yukon typically takes 0.51.5 hours at a garage.

How often does this need to be done?

For a GMC Yukon, this is typically needed every 30,000 miles for copper plugs; every 60,000–100,000 miles for iridium or platinum plugs.

Other engine, fuel & emissions system repairs on the GMC Yukon

Spark plug replacement cost on similar cars

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