Is your defective GMC Terrain actually a LEMON?

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GMC TSB #23-NA-033

2023 GMC Terrain

TSB Document:

MC-10233348-0001.pdf

Affected Component: ELECTRICAL SYSTEM

Summary: This service bulletin provides a procedure to replace the ECM to correct customer concerns of a rattle noise during cold start, Malfunction Indicator Lamp (MIL) Illuminated - DTC P2261 Set.

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Date Published: MAR 08, 2023
NHTSA TSB #: 10233348

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