Pulsation/Vibration When Applying Brakes – 2005-2009 Buick Chevrolet Pontiac Saturn

#07-05-23-003B: PULSATION/VIBRATION WHEN APPLYING BRAKES (REPAIR ROTOR VARIATION AND INSTALL NEW FRONT BRAKE SHIELDS) (APR 28, 2009)

Subject: Pulsation/Vibration When Applying Brakes (Repair Rotor Variation and Install New Front Brake Shields)
Models: 2005-2007 Buick Terraza
2005-2008 Chevrolet Uplander
2005-2008 Pontiac Montana SV6
2005-2007 Saturn Relay

This bulletin is being revised to add the 2009 model year and update the labor operations. Please discard Corporate Bulletin Number 07-05-23-003A (Section 05 — Brakes).


Condition

Some customers may comment on a pulsation/vibration felt when applying the brakes.

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Airbag Light On, DTC B0071 and B0081 Set – 2005-2010 Buick Cadillac Chevrolet GMC Pontiac Saturn HUMMER

#07-09-41-010D: Airbag Light On, DTC B0071 and B0081 Set (Diagnose and Replace Right Front Seatbelt Buckle, If Necessary) – (May 3, 2010)

Subject: Airbag Light On, DTC B0071 and B0081 Set (Diagnose and Replace Right Front Seatbelt Buckle, If Necessary)
Models: 2006-2010 Buick Lucerne
2006-2010 Cadillac DTS
2007-2010 Cadillac Escalade, Escalade ESV, Escalade EXT
2006-2007 Chevrolet Monte Carlo
2006-2008 Chevrolet Impala
2007-2010 Chevrolet Avalanche, Cobalt, Colorado, Silverado LD, Suburban, Tahoe
2007-2010 GMC Canyon, Sierra, Yukon, Yukon Denali, Yukon XL, Yukon Denali XL
2006-2010 HUMMER H3
2009-2010 HUMMER H3T

This bulletin is being revised to update the model years. Please discard Corporate Bulletin Number 07-09-41-010C (Section 09 – Restraints).


Condition

Some customers may comment on the airbag light being illuminated.

Upon investigation, the technician may find DTC B0071 set in the passenger presence system (PPS) and a DTC B0081 in the sensing and diagnostics module (SDM).

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Clicking/Ticking Sound/Noise Heard During Cold Start – Sound/Noise Decreases, But Continues As Engine Warms – 2007-2009 Chevrolet Pontiac Saturn Opel Daewoo

#06-06-93-001G:CLICKING/TICKING SOUND/NOISE HEARD DURING COLD START – SOUND/NOISE DECREASES, BUT CONTINUES AS ENGINE WARMS-NORMAL OPERATION OF HIGH PRESSURE FUEL PUMP AND INJECTORS (APR 4, 2011)

Subject: Clicking/Ticking Sound/Noise Heard During Cold Start – Sound/Noise Decreases, But Continues As Engine Warms – Normal Operation of High Pressure Fuel Pump and Injectors
Models: 2008-2009 Chevrolet Cobalt SS, HHR SS
2007-2009 Pontiac Solstice
2007-2009 Saturn SKY
2007-2009 Opel GT
2007-2008 Daewoo G2X
Equipped with 2.0L Turbocharged Engine RPO LNF

This bulletin is being revised to remove the 2010 Chevrolet Equinox, GMC Terrain and the 2.4L engine RPO LAF. Please discard Corporate Bulletin Number 06-06-93-001F (Section 06 – Engine/Propulsion System).


Do This Don’t Do This
Inform the customer that this is normal operation of the high pressure fuel pump and injectors. DO NOT replace the high pressure fuel pump and or injectors.

The 2.0L turbocharged engine uses a direct injection fuel system that operates at very high fuel pressures.

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4WD Inoperative, Erratic Fuel Gauge, SIR Light, Service Stability Message – 2002-2009 Buick Chevrolet GMC Oldsmobile Saab

4WD Inoperative, Erratic Fuel Gauge, SIR Light, Service Stability Message
2004-2007 Buick Rainier
2002-2009 Chevrolet Trailblazer, Trailblazer EXT, Trailblazer SS
2002-2009 GMC Envoy, Envoy Denali, Envoy XL, Envoy XUV
2002-2004 Oldsmobile Bravada
2005-2009 Saab 97x

 

4WD inoperative, SIR lamp, erratic fuel gauge operation and/or a Service Stability Message.

Possible DTCs are C0186, C0196, C0327, C0455, P0452, P0453, P0461, P0462, P0463, P0464 and or U1088.

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