Engine Controls - MIL ON/DTC's/Hesitation/Lack of Power

Bulletin No.: 07-06-04-027B

Date: November 28, 2007

ENGINEERING INFORMATION

Subject:
EI07239 - 5.3L, LMG LC9 Driveability Symptoms, Hesitation, Miss, Lack of Power, DTCs, Check Engine Light, MIL, Injector (Diagnose and Repair Per SI)

Models:
2007-2008 Cadillac Escalade, Escalade ESV, Escalade EXT
2007-2008 Chevrolet Silverado, Suburban, Tahoe
2007-2008 GMC Sierra, Yukon, Yukon Denali, Yukon XL

with 5.3L Engine (VINs 0, 3 - RPOs LMG, LC9)

Supercede:

This bulletin is being revised to end the need for engineering information. Please discard Corporate Bulletin Number 07-06-04-027A (Section 06 - Engine/Propulsion System).

Condition

Some customers may comment on a driveability concern. This condition may set a check engine light or MIL.

Correction

Continue to diagnose and repair the customer's concern using information found in SI.





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