Gates 38177 belt tensioner for the 2010-2017 Chevrolet Equinox 4-cylinder 2.4L and other vehicles keeps the V-ribbed accessory drive belt under steady tension. Also called a serpentine belt tensioner, it is listed for the alternator and air conditioning position.
- DriveAlign line of automatic tensioners from Gates
- Patented labyrinth seal protects the internal components
- Patented vibration-damping system absorbs extreme vibration to improve tensioner, belt and accessory life
- Torsional round spring design for reliability and consistent tension
- Smooth, unflanged pulley that contacts the back of the belt
Quick facts
- Part: Gates 38177 belt tensioner
- Also called: serpentine belt tensioner
- Fits: 2010-2017 Chevrolet Equinox 4-cylinder 2.4L and other vehicles
- Position: Alternator and air conditioning
- Material: Steel
- Condition: New
Belt squeal, a fluttering belt or uneven belt wear can mean the tensioner is worn. A stretched belt, a worn idler pulley or a failing alternator or A/C compressor can also make a belt squeal or flutter, so pin down the cause before you buy a tensioner.
Fits
The 2010-2017 Chevrolet Equinox 4-cylinder 2.4L, the 2004-2008 Chevrolet Malibu 4-cylinder 2.2L, the 2008-2012 Malibu 4-cylinder 2.4L and the 2011 Buick LaCrosse 4-cylinder 2.4L take this tensioner, and so do many other vehicles. Gates builds it to rigid tolerances and specifications for OE fit, form and function. This listing is one tensioner, and each engine uses one.
Specifications
Fit and size
- Position: alternator and air conditioning
- Quantity per vehicle: 1
- Outside diameter: 82 mm (3.23 in)
- Bearing bore inside diameter: 17 mm (0.67 in)
- Width: 27 mm (1.06 in)
- Pulleys: 1
- Mounting holes: 1
Build and materials
- Type: automatic belt tensioner for a V-ribbed belt
- Material: Steel
- Contact surface: smooth, backside of the belt
- Pulley: unflanged
- Grade: OE Exact
- Condition: New
- Country of origin: Mexico
In the box
One belt tensioner assembly.
Interchange: 419-015
305316 · 89316 · 89316FN · 24430296 · 90537585 · 49281 · 999581A · SMAMP40316 · VKM34027 · 999581
This part cross-references / interchanges with the following part numbers:
38177, 305316, 89316, 89316FN, 419-015, 24430296, 90537585, 49281, 999581A, SMAMP40316, VKM34027, 999581
Frequently Asked Questions
Will this Chevy Equinox belt tensioner work on a 2010-2017 Chevrolet Equinox 4-cylinder 2.4L?
Yes. Gates 38177 fits the 2010-2017 Chevrolet Equinox 4-cylinder 2.4L, and the engine uses one. Owners of other models can look up their year and engine in the "Vehicles it fits" section.
Is the Gates drive belt tensioner sold as an assembly?
Yes. The Gates 38177 listing is one tensioner assembly with its pulley, 82 mm in outside diameter.
Does the Gates DriveAlign belt tensioner pulley have grooves?
No. The pulley is smooth and unflanged, so it rides on the back of the V-ribbed belt. Its bearing bore is 17 mm (0.67 in).
How do I spot a worn Gates automatic belt tensioner?
With the engine off and cool, look for a pulley that sits crooked or belt edges that are frayed or unevenly worn. Squealing or a fluttering belt while driving can point to the tensioner too.
Does Gates 38177 replace tensioner number 89316?
Yes. 89316 is one of the interchange numbers listed for Gates 38177, along with 305316 and 419-015.
