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  2. Auto Parts
  3. Engine Components
  4. Valve Train Components
  5. Engine Timing Chain Tensioner
  6. Dorman 420-129

Dorman 420-129 Engine Timing Chain Tensioner

Dorman 420-129 Engine Timing Chain Tensioner Image 1
Dorman 420-129 Engine Timing Chain Tensioner Image 2
Dorman 420-129 Engine Timing Chain Tensioner

Dorman
Brand:Dorman
Part Number: 420-129
UPC: 00037495279673
Weight: 1.34 lbs
Condition:New



On Sale:

$110.95

Availability:
1 in Stock
Warehouse: US-1
Quantity:

Product Information

Description:

Get the Dorman 420-129 Engine Timing Chain Tensioner for your vehicle. Buy now and secure your purchase online!

This engine timing chain tensioner is designed to match the fit and function of the original tensioner on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Features and Benefits:

  • Direct replacement - this engine timing chain tensioner is designed to match the fit and function of the original tensioner on specified applications
  • Durable construction - this part is made from quality materials to ensure reliable performance and long service life
  • Recommended for replacement when a new timing chain and pulleys are installed
  • Trustworthy quality - backed by team of product experts in the United States and more than a century of automotive experience

Specifications:

Adjustable:
No
Installation Hardware Included:
No
Installation Instructions Included:
No
Item Grade:
Regular
Material:
Steel
Mounting Bracket Included:
No
Package Contents:
2 Timing Chain Tensions
Row Quantity:
1
Tensioner Type:
Hydraulic
ACDelco #:
12609259
General Motors #:
11588255
General Motors #:
12589478
General Motors #:
12589479
General Motors #:
12609258
General Motors #:
12609259
General Motors #:
12609260
General Motors #:
12609261
Melling #:
BT5536
Preferred #:
T68002
Country of Origin:
CN

Select a vehicle to narrow Dorman 420-129 Engine Timing Chain Tensioner fitment info!

Last Updated: 04/13/2024

Years Vehicle Per Vehicle Position Fit NotesFitment Notes

2022

 

2021

 

2020

 

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2022

 

2021

 

2020

 

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 
Buick Enclave

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Buick Enclave



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2016

 

2016

 
Buick LaCrosse

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Buick LaCrosse



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2016

 

2015

 

2014

 

2013

 

2012

 

2016

 

2015

 

2014

 

2013

 

2012

 
Buick LaCrosse

3.6L V6 Flex DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Buick LaCrosse



3.6L V6 Flex DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2011

 

2010

 

2011

 

2010

 
Buick LaCrosse

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Buick LaCrosse



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2010

 

2010

 
Buick LaCrosse

3.0L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Buick LaCrosse



3.0L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2008

 

2007

 

2006

 

2005

 

2008

 

2007

 

2006

 

2005

 
Buick LaCrosse

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Buick LaCrosse



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2006

 

2005

 

2004

 

2006

 

2005

 

2004

 
Buick Rendezvous

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Buick Rendezvous



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2019

 

2018

 

2017

 

2016

 

2019

 

2018

 

2017

 

2016

 
Cadillac ATS

3.6L V6 Gas DOHC Turbo
1
 
Secondary
 
Includes Both Tensioners
 

Cadillac ATS



3.6L V6 Gas DOHC Turbo

Secondary Includes Both Tensioners

1 Per Vehicle

2015

 

2014

 

2013

 

2015

 

2014

 

2013

 
Cadillac ATS

3.6L V6 Flex DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Cadillac ATS



3.6L V6 Flex DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2022

 

2022

 
Cadillac CT4

3.6L V6 Gas DOHC Turbo
1
 
Secondary
 
Includes Both Tensioners
 

Cadillac CT4



3.6L V6 Gas DOHC Turbo

Secondary Includes Both Tensioners

1 Per Vehicle

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 
Cadillac CTS

3.6L V6 Gas DOHC Turbo
1
 
Secondary
 
Includes Both Tensioners
 

Cadillac CTS



3.6L V6 Gas DOHC Turbo

Secondary Includes Both Tensioners

1 Per Vehicle

2015

 

2014

 

2013

 

2015

 

2014

 

2013

 
Cadillac CTS

3.6L V6 Flex DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Cadillac CTS



3.6L V6 Flex DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2014

 

2013

 

2012

 

2011

 

2010

 

2014

 

2013

 

2012

 

2011

 

2010

 
Cadillac CTS

3.0L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Cadillac CTS



3.0L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 
Cadillac CTS

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Cadillac CTS



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2007

 

2006

 

2005

 

2007

 

2006

 

2005

 
Cadillac CTS

2.8L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Cadillac CTS



2.8L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2016

 

2016

 
Cadillac SRX

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Cadillac SRX



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2016

 

2015

 

2014

 

2013

 

2012

 

2016

 

2015

 

2014

 

2013

 

2012

 
Cadillac SRX

3.6L V6 Flex DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Cadillac SRX



3.6L V6 Flex DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2011

 

2010

 

2011

 

2010

 
Cadillac SRX

2.8L V6 Gas DOHC Turbo,
3.0L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Cadillac SRX



2.8L V6 Gas DOHC Turbo,
3.0L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 
Cadillac SRX

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Cadillac SRX



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 
Cadillac STS

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Cadillac STS



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 
Cadillac XTS

3.6L V6 Gas DOHC Turbo
1
 
Secondary
 
Includes Both Tensioners
 

Cadillac XTS



3.6L V6 Gas DOHC Turbo

Secondary Includes Both Tensioners

1 Per Vehicle

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 
Cadillac XTS

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Cadillac XTS



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 
Chevrolet Camaro

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Chevrolet Camaro



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 
Chevrolet Caprice

3.6L V6 Flex DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Chevrolet Caprice



3.6L V6 Flex DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2012

 

2012

 
Chevrolet Captiva Sport

3.0L V6 Flex DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Chevrolet Captiva Sport



3.0L V6 Flex DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2016

 

2015

 

2016

 

2015

 
Chevrolet Colorado

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Chevrolet Colorado



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2017

 

2016

 

2015

 

2014

 

2013

 

2017

 

2016

 

2015

 

2014

 

2013

 
Chevrolet Equinox

3.6L V6 Flex DOHC,
3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Chevrolet Equinox



3.6L V6 Flex DOHC,
3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2012

 

2012

 
Chevrolet Equinox

3.0L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Chevrolet Equinox



3.0L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2012

 

2011

 

2012

 

2011

 
Chevrolet Equinox

3.0L V6 Flex DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Chevrolet Equinox



3.0L V6 Flex DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2010

 

2010

 
Chevrolet Equinox

3.0L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Chevrolet Equinox



3.0L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2009

 

2008

 

2009

 

2008

 
Chevrolet Equinox

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Chevrolet Equinox



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2020

 

2019

 

2018

 

2017

 

2016

 

2020

 

2019

 

2018

 

2017

 

2016

 
Chevrolet Impala

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Chevrolet Impala



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2020

 

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2020

 

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 
Chevrolet Impala

3.6L V6 Flex DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Chevrolet Impala



3.6L V6 Flex DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2017

 

2016

 

2015

 

2017

 

2016

 

2015

 
Chevrolet Impala

3.6L V6 Bi-Fuel DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Chevrolet Impala



3.6L V6 Bi-Fuel DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2014

 

2013

 

2012

 

2014

 

2013

 

2012

 
Chevrolet Impala

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Chevrolet Impala



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2016

 

2015

 

2014

 

2016

 

2015

 

2014

 
Chevrolet Impala Limited

3.6L V6 Flex DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Chevrolet Impala Limited



3.6L V6 Flex DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2012

 

2011

 

2010

 

2009

 

2008

 

2012

 

2011

 

2010

 

2009

 

2008

 
Chevrolet Malibu

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Chevrolet Malibu



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2022

 

2021

 

2020

 

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2022

 

2021

 

2020

 

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 
Chevrolet Traverse

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Chevrolet Traverse



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 
GMC Acadia

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

GMC Acadia



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2017

 

2017

 
GMC Acadia Limited

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

GMC Acadia Limited



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2016

 

2015

 

2016

 

2015

 
GMC Canyon

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

GMC Canyon



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2017

 

2017

 
GMC Terrain

3.6L V6 Flex DOHC
1
 
Secondary
 
Includes Both Tensioners
 

GMC Terrain



3.6L V6 Flex DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2017

 

2016

 

2015

 

2014

 

2013

 

2017

 

2016

 

2015

 

2014

 

2013

 
GMC Terrain

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

GMC Terrain



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2015

 

2014

 

2013

 

2015

 

2014

 

2013

 
GMC Terrain

3.6L V6 Flex DOHC
1
 
Secondary
 
Includes Both Tensioners
 

GMC Terrain



3.6L V6 Flex DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2012

 

2012

 
GMC Terrain

3.0L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

GMC Terrain



3.0L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2012

 

2011

 

2012

 

2011

 
GMC Terrain

3.0L V6 Flex DOHC
1
 
Secondary
 
Includes Both Tensioners
 

GMC Terrain



3.0L V6 Flex DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2010

 

2010

 
GMC Terrain

3.0L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

GMC Terrain



3.0L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2009

 

2008

 

2007

 

2009

 

2008

 

2007

 
Pontiac G6

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Pontiac G6



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2009

 

2008

 

2009

 

2008

 
Pontiac G8

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Pontiac G8



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2009

 

2008

 

2009

 

2008

 
Pontiac Torrent

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Pontiac Torrent



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2009

 

2008

 

2007

 

2009

 

2008

 

2007

 
Saturn Aura

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Saturn Aura



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2010

 

2009

 

2008

 

2007

 

2010

 

2009

 

2008

 

2007

 
Saturn Outlook

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Saturn Outlook



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle

2010

 

2009

 

2008

 

2010

 

2009

 

2008

 
Saturn Vue

3.6L V6 Gas DOHC
1
 
Secondary
 
Includes Both Tensioners
 

Saturn Vue



3.6L V6 Gas DOHC

Secondary Includes Both Tensioners

1 Per Vehicle