Affected Component: ENGINE AND ENGINE COOLING

Date Published

SEP 01, 2005

NHTSA TSB #

10017822

TSB Document

• Sorry, the NHTSA has not posted this TSB document yet.

You can still get the detailed info from Hummer for this TSB. Call your local Hummer dealer's service department & ask for a copy of TSB# 050604055.

Summary

SERVICE ENGINE SOON (SES) LIGHT ON, DIAGNOSTIC TROUBLE CODE(S) (DTC) P0442 SMALL EVAPORATIVE EMISSIONS (EVAP) LEAK AND/OR P0455 LARGE EVAP LEAK. *TT