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GMC TSB #N202324990
2020 GMC Sierra 1500
TSB Document:
Affected Component: FUEL SYSTEM, GASOLINE
- Summary
- Special Coverage - certain vehicles may have a condition that could cause the evaporative emissions purge pump to fail. If this condition occurs, the Malfunction Indicator Light (Check Engine Light) will illuminate and a diagnostic trouble code will set. Dealers are to replace the evaporative emissions purge pump/canister as necessary. The repairs will be made at no charge to the customer.
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