Timing Chain Tensioner for 2008-2017 Chevrolet Equinox & More - Dorman 420-129

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$192.99
MPN: 420-129
Item Package Quantity: 1
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Dorman - OE Solutions Engine Timing Chain Tensioner P/N:420-129
Dorman - OE Solutions Engine Timing Chain Tensioner P/N:420-129
$192.99

Dorman 420-129 timing chain tensioner for the 2008-2017 Chevrolet Equinox 3.0L / 3.6L and other vehicles is a hydraulic unit that keeps tension on the timing chain.

  • Part of the Dorman OE Solutions line, in standard replacement grade
  • Direct replacement, designed to fit and work like the original tensioner on the specified vehicles
  • Recommended for replacement when a new timing chain and pulleys are installed
  • Durable steel construction
  • Backed by a team of product experts in the United States and more than a century of automotive experience

A rattle from the timing chain area, or a timing-related warning light, can mean a worn engine timing chain tensioner. A stretched chain, worn guides or a tired sprocket can produce the same signs, so find out which part is at fault before you order.

This tensioner also fits the 2009-2022 Chevrolet Traverse 3.6L and the 2012-2020 Chevrolet Impala 3.6L, along with V6 Buick, Cadillac, GMC, Pontiac and Saturn models. If your car isn't named here, look it up on the Buyer's Guide tab by year and engine. A 2012-2020 Chevrolet Impala 3.6L takes one, and this package holds two.

Specifications

Fit and size

  • Position: Secondary
  • Quantity per vehicle: 1
  • Pieces in package: 2

Build and materials

  • Type: Hydraulic, not adjustable
  • Material: Steel
  • Item grade: Standard Replacement
  • Country of origin: China

In the box

2 timing chain tensioners. The mounting bracket, installation hardware and installation instructions are not included, so plan on new hardware, since the old pieces may not be reusable.

Interchange: 12609259 · 11588255 · 12589478 · 12589479 · 12609258 · 12609260 · 12609261 · BT5536 · T68002 · SK420129

This part cross-references / interchanges with the following part numbers:

12609259, 11588255, 12589478, 12589479, 12609258, 12609260, 12609261, BT5536, T68002, SK420129

Frequently Asked Questions

Is this the right Chevy Equinox timing chain tensioner for a 2013-2017 model with the 3.6L V6?

Yes. Dorman 420-129 fits the 2013-2017 Chevrolet Equinox V6-3.6L, and also the 2008-2009 Equinox V6-3.6L. For other vehicles, use the Buyer's Guide tab.

Does this work as a 2010 Equinox timing chain tensioner with the 3.0L V6?

Yes. Dorman 420-129 fits the 2010-2012 Chevrolet Equinox V6-3.0L, and each vehicle takes one tensioner.

How many tensioners come in the Dorman 420-129 package, and is hardware included?

The package holds 2 timing chain tensioners. The mounting bracket, installation hardware and installation instructions are not included.

Is the Dorman 420-129 tensioner hydraulic, and can it be adjusted?

Dorman 420-129 is a hydraulic tensioner made of steel. It is not adjustable.

Should I replace this tensioner when I install a new timing chain and pulleys?

Yes. Replacing this tensioner is recommended when a new timing chain and pulleys are installed.