Car Issues - Fix It Right the First Time

Model Year(s)

Vehicle Line(s) / Condition

Do This

Don't Do This

Reference Information / Bulletin Number

2005-2010

All Vehicles - Expanded Customer Concern Not Duplicated (CCND)/verified labor operation numbers

Use the new electrical CCND labor codes by electrical system

Do not submit the warranty claim using the general electrical CCND labor codes N9995 or R9995

06-00-89-026D

2005-2010

All Vehicles - Intermittent MIL illuminated, DTC P2138 with reduced engine power

Check wiring and connector

Do not replace the throttle body or accelerator position sensor

07-06-04-019C

2008-2009

G8 - Knock noise from front suspension over small bumps

Use new P/N 92249538 to obtain all four lower control arms

Do not obtain all four control arms individually instead of using the new kit

09-03-08-008A

2004-2011

Cobalt; Equinox; G5 (Pursuit); G6; HHR; ION; Malibu; Malibu Maxx; Torrent; VUE - Normal operating characteristics of Electric Power Steering (EPS) System during extended lock-to-lock turns or when held at maximum steering wheel rotation and/or DTCs C0176 and C0476

Inform the customer of the normal operating characteristics of the EPS system

Do not replace EPS system components

06-02-32-002D

2009-2011

Avalanche; Equinox; Regal; Sierra; Silverado; SRX; Tahoe - Information on USB Command and Control multimedia player interface/list of supported devices

Verify that the customer USB device is supported

Do not replace the navigation radio for unsupported USB devices

10-08-44-004

1998-2010

All Vehicles -Electrical ground repair - use new replacement fasteners with conductive finish

Use the procedure and materials in the bulletin

Do not scrape the paint off the surface and use a star washer

10-08-45-001A

1998-2011

All Vehicles - Guidelines for using labor operations E2020 - Wheel Alignments, E2000 - Toe Adjust and E0200, E0201, E0203, E0204 - Wheel Balance

Understand when it is appropriate to balance the tires or align the vehicle and when it should be covered by the new vehicle warranty before starting any repairs

Do not perform a wheel balance or vehicle alignments without understanding the bulletin guidelines

01-03-10-012F

2004-2011

All Vehicles - Improperly formatted SI screen characters

Ensure your screen is properly displaying the diagnostic procedures

Do not misdiagnose the vehicle because your computer setup makes it hard to understand the diagnostic procedure

PI0135

2005-2010

Corvette - Folding top headliner wear

Remove sharp edges, replace pins/retainers and headliner

Do not replace the headliner without resolving the cause of the wear

08-08-110-001E

2006-2011

Corvette - Front tire chatter/noise vs. rear differential chatter

Use the road test detailed in the bulletin to determine the source of the noise

Do not replace the rear differential for tire hop noises

09-04-20-001A

2010

SRX - MIL Illuminated, hard/no start, water on driver front floor

Whenever there is a water leak to the driver's front floor area, check the pass-thru connector (X350) for any signs of corrosion

Do not release the vehicle back to the customer without checking connector X350 after a water leak to the left front carpet area

10-08-45-002B

2008-2010

DTS; Escalade; Escalade ESV; Lucerne; Suburban; Tahoe; Yukon; Yukon Denali; Yukon XL; Yukon XL Denali - False side blind zone system unavailable message

Reprogram the side blind zone module

Do not replace the side blind zone module

09-08-55-001A