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Chevrolet TSB #PIP5706A
2021 Chevrolet Silverado 3500
TSB Document:
Affected Component: POWER TRAIN
- Summary
- This Preliminary information communicates to the dealer a condition with the throttle body that may illuminate the service engine soon light, cause the engine to run rough and/or display reduced engine power message. Dealers are instructed to replace the throttle body assembly and install a grounding wire from the throttle body to the valve cover to prevent future failures.
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