120601009B Service Bulletin/Repair Instructions

File in Section:
Service Bulletin
Bulletin No.:

Date:
06 - Engine

12-06-01-009B

March, 2013
INFORMATION

Subject:
Information on High Feature V6 Timing Chain Kits and Chain Guide Replacements,

DTCs P0008, P0009, P0016, P0017, P0018 and/or P0019
Models:
2007 Buick Allure (Canada) (RPOs LY7)

2007-2012 Buick LaCrosse (RPOs LY7, LLT, LF1)

2008-2012 Buick Enclave (RPOs LY7, LLT)

2007-2011 Cadillac STS (RPOs LY7, LLT)

2007-2012 Cadillac SRX (RPOs LY7, LAU, LF1, LFX)

2008-2012 Cadillac CTS (RPOs LY7, LP1, LLT, LF1)

2008-2012 Chevrolet Captiva (RPO LY7)

2008-2012 Chevrolet Equinox (RPOs LY7, LF1, LFW)

2008-2012 Chevrolet Malibu (RPO LY7)

2009-2012 Chevrolet Traverse (RPO LLT)

2010-2012 Chevrolet Camaro (RPOs LLT, LFX)

2012 Chevrolet Impala (RPO LFX)

2007-2012 GMC Acadia (RPOs LY7, LLT)

2010-2012 GMC Terrain (RPOs LF1, LFW)

2007-2010 Pontiac G6 (RPO LY7)

2008-2009 Pontiac G8 (RPO LY7)

2008-2009 Pontiac Torrent (RPO LY7)

2007-2009 Saturn AURA (RPO LY7)

2008-2010 Saturn OUTLOOK (RPOs LY7, LLT)

2008-2010 Saturn VUE (RPO LY7)

Equipped with 3.6L High Feature V6 Engine (VINs D, T, V, 3)

Built Prior to July 15, 2006
Attention: For 2007 Cadillac models, please refer to the most current version of Corporate

Bulletin Number 07-06-01-013 for early build timing chain identification.

This bulletin is being revised to update Parts Information Part C and update

Warranty Information. Please discard Corporate Bulletin Number 12-06-01-009A

(Section 06 – Engine/Propulsion System).
Copyright 2013 General Motors LLC. All Rights Reserved.
Page 2
March, 2013
Bulletin No.: 12-06-01-009B
If this concern is encountered, follow the guidelines

below to install the necessary timing chain service kit:

Part A

Clean and Reuse
2919803
Customer Care and Aftersales is pleased to announce

the release of three timing chain service kits for the

High Feature V6 engine applications available for use

as of April 2012. These comprehensive timing chain

kits were designed to fulfill all the parts requirements

necessary while servicing High Feature V6 engine

applications from 2007 to 2012. These kits were

developed with the latest product enhancement in

mind, while reducing vehicle downtime for our

customers at a very competitive price. These kits

contain all of the necessary parts for repairing worn

timing chains minus the RTV sealer and timing chain

guides.

These kits should be used on vehicles covered under

the terms of the Powertrain Warranty coverage, Special

Coverage terms. Please do not order or use parts

separately while repairing a vehicle covered by

warranty.

These kits do not contain idler sprockets, camshaft

actuator gears, crankshaft driven gear or the chain

guides as these parts should not be replaced for a

stretched timing chain setting DTCs P0008, P0009,

P0016, P0017, P0018 and/or P0019. Idler gears,

camshaft actuators, crankshaft driven gears and timing

chain guides are being replaced unnecessarily and are

not worn and should not be replaced.
2919980
Replace
2919979
When replacing timing chain kits, the timing chain

guides should not always be replaced; they should only

be replaced in cases where the guide wear block

surface is worn down into the base friction material,

leaving friction wear witness marks. Refer to the above

pictures showing an example of normal wear (1) which

should not be replaced, and a worn guide (2) which

should be replaced.
Bulletin No.: 12-06-01-009B
March, 2013
Part B

While the engine is disassembled, refer to Global

Warranty for the vehicle build date. If the vehicle was

built before 06/05/2009, also inspect the camshaft

saddle caps.
Page 3
Inspection of the 1st design Saddle Cap with no

Teflon washer present

5 screw design uses P/N 12630941 thrust washer
2911226

2911223
4 screw design uses P/N 12632859 thrust washer
If the subject cylinder head is of the 2nd design shown

above (2) , no further action is required for this section

of the bulletin listed as part B.

For 1st design shown below, visually inspect for teflon

camshaft thrust washers being present between the

camshaft actuator and the saddle cap. 1st design (1) is

for both intake and exhaust. Refer to the examples

below:
2911227
Install one camshaft thrust washer between each

camshaft and actuator if not present.
2911224
Page 4
March, 2013
Part C

Is the vehicle a 2007-2011 Buick Enclave, GMC

Acadia, Chevrolet Traverse, Saturn OUTLOOK or

Chevrolet Malibu or 2007-2010 Pontiac G6? If YES,

then replace the PCV insulated tube and bank 2 rocker

cover following the procedures below:

2007-2008 Enclave, Malibu, Traverse, Acadia, G6,

OUTLOOK

1. Clean the PCV orifice with low VOC brake cleaner.

Allow to air dry with compressed shop air.

2. Replace the bank 1 camshaft cover gasket.

3. Reassemble the bank1 camshaft cover.
Tighten
Part D

Does the vehicle have the latest calibration update for

Oil Life Monitor? Refer to Global Warranty for

calibration completions in paid warranty claims. If NO,

reprogram the vehicle with the latest calibration for Oil

Life Monitor enhancement - Reference Field Actions

11083, 10287C and PI0777.
Parts Information

Timing Chain Kit

Part Number
Application
12650230

(For 2007 Models)
Buick Allure, Enclave,

LaCrosse LY7 (2007)

Cadillac CTS, SRX, STS LP1,

LY7 (2007)

Chevrolet Traverse LY7 (2007)

GMC Acadia LY7 (2007)

Pontiac G6 LY7 (2007)

Saturn OUTLOOK LY7 (2007)
12650231

(For 2008-2012

Models)
Buick Enclave LY7 (2008)

Cadillac CTS LP1, LY7 (2008-09)

Cadillac SRX LY7 (2008-09), LAU

(2010-11)

Chevrolet Malibu LY7 (2008-12)

Chevrolet Equinox LY7 (2008-09)

Chevrolet Traverse LY7 (2008)

GMC Acadia LY7 (2008)

Pontiac G6, G8 LY7 (2008-10)

Saturn AURA LY7 (2008-09)

Saturn OUTLOOK LY7 (2008)

Saturn VUE LY7 (2008-10)
12651450

(For 2008-2012

Models)
Buick LaCrosse LF1 (2010),

LLT (2010-11), LFX (2012)

Buick Enclave LLT (2009-12)

Cadillac CTS LLT (2008-11),

LF1 (2010-11), LFX/LFW (2012)

Cadillac SRX LF1 (2010-11),

LFX/LFW (2012)

Cadillac STS LLT (2008-11)

Chevrolet Camaro LLT (2010-11),

LFX (2012)

Chevrolet Equinox LF1 (2010),

LFW (2011-12)

Chevrolet Impala LFX (2012)

Chevrolet Traverse LLT (2009-2012)

GMC Acadia LLT (2009-12)

Saturn OUTLOOK LLT (2009-10)
Tighten the camshaft cover bolts to 10 Y

(89 lb in).

4. Replace the bank 2 camshaft cover and replace

the camshaft cover gasket.

5. Reassemble the bank 2 camshaft cover.
Tighten

Tighten the camshaft cover bolts to 10 Y

(89 lb in).

6. Install the insulated PCV tube.

2009-2010 Enclave, Malibu, Traverse, Acadia, G6,

OUTLOOK

1. Clean the PCV orifice with low VOC brake cleaner.

Allow to air dry with compressed shop air.

2. Replace the bank 1 camshaft cover gasket.

3. Reassemble the bank 1 camshaft cover.
Tighten

Tighten the camshaft cover bolts to 10 Y

(89 lb in).

4. Replace the bank 2 camshaft cover and replace

the camshaft cover gasket.

5. Reassemble the bank 2 camshaft cover.
Tighten

Tighten the camshaft cover bolts to 10 Y

(89 lb in).

2011 Enclave, Malibu, Traverse, Acadia

1. Remove the bank 2 camshaft cover for servicing of

the PCV system. Refer to Camshaft Cover

Replacement Left Side in SI.

2. Clean the PCV orifice with low VOC brake cleaner.

Allow to air dry with compressed shop air.

3. Replace the bank 2 camshaft cover and replace

the camshaft cover gasket.

4. Reassemble the bank 2 camshaft cover.
Tighten

Tighten the camshaft cover bolts to 10 Y

(89 lb in).
Bulletin No.: 12-06-01-009B
Bulletin No.: 12-06-01-009B
March, 2013
Parts Information Part A
Page 5
Parts Information Part B
Part Number
Description
Quantity
Part Number
Description
Quantity
25177917
FILTER, OIL

( CTS, SRX, STS)
1
12630941
19167894
FILTER, OIL (Enclave,

Acadia, Traverse,

OUTLOOK)
1
Washer, Camshaft Thrust

(Aisin Actuator 5 screw

design)
2 per

Cylinder

Head
12632859
11609932
BOLT, HFH, (M14X2X160)

(Enclave, Acadia, Traverse,

OUTLOOK)
2
Washer, Camshaft Thrust

(Delphi Actuator 4 screw

design)
2 per

Cylinder

Head
11609933
BOLT, HFH, (M14X2X185)

(Enclave, Acadia, Traverse,

OUTLOOK)
2
12345885 - US

10953468

- CAN
OIL, ENG (CTS, SRX, STS)
6
12345610 - US

19264705

- CAN
OIL, ENG (Enclave, Acadia,

Traverse, OUTLOOK)
6
12346290 - US

10953464

- CAN
COOLANT, ENG
2
89021185 - US

89021186

- CAN
FLUID, P/S
1
88861037 - US

19264717

- CAN
FLUID, A/TRANS
12378521 - US

88901148

- CAN
SEALANT, RTV
12356150 - US

10953485

- CAN
REFRIGERANT, A/C

(R134A)
1
Parts Information Part C

Parts Information (2007-2008 Enclave, Malibu,

Traverse, G6, Acadia, OUTLOOK)

Part

Number
Description
12616913
Tube, PCV (Enclave, Traverse, Acadia,

OUTLOOK)
12616914
Tube, PCV (Malibu, G6)
12647768
Cover, Camshaft (LH) (LY7)
Parts Information (2009-2010 Enclave, Malibu,

Traverse, G6, Acadia, OUTLOOK)

Part

Number
Description
12647772
Cover, Camshaft (LH) (LLT)
12647768
Cover, Camshaft (LH) (LY7)
1
Parts Information (2011 Enclave, Malibu, Traverse,

Acadia)

-
Part

Number
Description
12647772
Cover, Camshaft (LH) (LLT)
12647768
Cover, Camshaft (LH) (LY7)
Parts Information Part D

No Parts are used- Obtain the latest Calibration from

TIS2WEB.
Page 6
March, 2013
Bulletin No.: 12-06-01-009B
Warranty Information

For vehicles repaired under the 5 year/100,000 mile (160,000 km) powertrain warranty, use:

Labor

Operation
Description
Usage
Labor Time
J7581*
Install Camshaft Timing Chain Kit
2008-2009 Pontiac Torrent
5.3 hrs
2007 Buick Allure

2007-2008 Buick LaCrosse

2008-2011 Cadillac STS

2008-2012 Cadillac SRX (LF1)
6.2 hrs
2008-2012 Cadillac SRX (LAU)
6.8 hrs
2008-2012 Cadillac CTS

2007 Cadillac STS

2007 Cadillac SRX

2008-2012 Chevrolet Captiva

2008-2012 Chevrolet Malibu

2007-2010 Pontiac G6

2008-2009 Pontiac G8

2007-2009 Saturn AURA
6.9 hrs
2008-2009 Chevrolet Equinox FWD
7.5 hrs
2010-2012 Chevrolet Camaro
7.8 hrs
2008-2010 Saturn VUE
8.0 hrs
2008-2012 Buick Enclave FWD

2009-2012 Chevrolet Traverse FWD

2007-2012 GMC Acadia FWD

2008-2010 Saturn OUTLOOK FWD
9.5 hrs
2008-2009 Chevrolet Equinox AWD
8.3 hrs
2008-2012 Buick Enclave AWD

2009-2012 Chevrolet Traverse AWD

2007-2012 GMC Acadia AWD

2008-2010 Saturn OUTLOOK AWD
9.7 hrs
2010-2012 Chevrolet Equinox

2010-2012 GMC Terrain
8.7 hrs
2010-2012 Buick LaCrosse

2012 Chevrolet Impala
9.2 hrs
Add
Install Camshaft Thrust Washers
0.5 hr
Add
Oil Life Monitor Calibration Update
0.4 hr
*This is a unique labor operation for bulletin use only. It will not be published in the Labor Time Guide.
GM bulletins are intended for use by professional technicians, NOT a "do-it-yourselfer". They are written to inform these

technicians of conditions that may occur on some vehicles, or to provide information that could assist in the proper

service of a vehicle. Properly trained technicians have the equipment, tools, safety instructions, and know-how to do a

job properly and safely. If a condition is described, DO NOT assume that the bulletin applies to your vehicle, or that your

vehicle will have that condition. See your GM dealer for information on whether your vehicle may benefit from the

information.
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