Chevrolet TSB #030604037
2003 Chevrolet Silverado 3500
Affected Component: ENGINE AND ENGINE COOLING
- TSB Document
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- Sorry, the NHTSA has not posted this TSB document yet.
You can still get the detailed info from Chevrolet for this TSB. Call your local Chevrolet dealer's service department & ask for a copy of TSB# 030604037.
- Summary
- SERVICE ENGINE SOON LIGHT ON WITH DIAGNOSTIC TROUBLE CODE P0446 SET REPLACE CANISTER. *EH