HomePIP4945B · BUICK, CHEVROLET, GMC, HUMMER, OLDSMOBILE
BUICK, CHEVROLET, GMC, HUMMER, OLDSMOBILE

PIP4945B

Manufacturer communications

Publication date
2015-03-06
Received by NHTSA
2018-06-04
NHTSA record numbers
10139320

Manufacturer summary

Original wording in English

This Preliminary Information communication provides information to the technician about vehicles that may have Service Engine Soon Malfunction Indicator Lamp on. Technician may find a Diagnostic Trouble Code P0017 may be set current or history. Technician will need to follow published Service Information and all technical services bulletins for Diagnostic Trouble Code P0017. If Service Information diagnostics do not lead to a resolution to the concern there six other reasons Diagnostic Trouble Code P0017 can be set. First the tech should check the timing of the engine. Second issue may be a crank timing gear has a loose fit to the crank follow the current version of PIP3694. The third issue may be the crank end play is excessive see the current version of PIP3694. The forth issue is the cam actuator solenoid is restricted or screens are missing, see current version of PIP3694. The fifth concern may be a cam actuator is sticking, check the current version of PIP4913. And the sixth concern could be low oil pressure or oil contamination, refer to the current version of PIP4913.

NHTSA manufacturer communications ↗

Reported code forms

Check vehicle applicability

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

MakeModelModel year
GMCENVOY2006
GMCENVOY2005
GMCENVOY2004
HummerH32010
HummerH32009
HummerH32008
HummerH32007
HummerH32006
OldsmobileBRAVADA2004

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