Is your defective GMC Sierra 2500 actually a LEMON?

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GMC TSB #21-NA-138

2023 GMC Sierra 2500

TSB Document:

MC-10231503-0001.pdf

Affected Component: SUSPENSION

Summary: This service bulletin provides a repair procedure to correct a customer concern of a Squeak, Grind or Clunking Noise from Rear Leaf Springs.

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Date Published: JAN 24, 2023
NHTSA TSB #: 10231503

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