24/7 Customer service
USD
To make aftermarket auto parts an afterthought.
Add your vehicle
Address
Login
Cart
Item
CA$0.00
Summer Maintenance BannerSummer Maintenance Banner
Add your vehicle to ensure fitment/Choose a yearRequired Fields
Select a different vehicle
Make/Model
VIN
Save

Hummer H2 Belt Tensioner

3 items

Upgrade your vehicle's belt tensioner with A-Premium's high-quality options. Choose reliability and durability for a smoother ride.

  • All filters
  • Sort By
  • Year
  • Price
  • Brand
  • Material
  • Warranty
Belt Tensioner for Chevy Express GMC Sierra Cadillac Buick Hummer SaabBelt Tensioner for Chevy Express GMC Sierra Cadillac Buick Hummer Saab
A-Premium®Part # APBT0210
Belt Tensioner for Chevy Express GMC Sierra Cadillac Buick Hummer Saab
4.514 Reviews
CA$39.99
CA$43.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2008 - 2008 GMC Sierra 3500 HD, 2007 - 2008 Chevrolet Avalanche, 2007 - 2007 Chevrolet Silverado 3500 HD, 2007 - 2007 Chevrolet(GMC) Silverado/Sierra 1500 Classic, 2007 - 2007 Chevrolet(GMC) Silverado/Sierra 1500 HD Classic, 2007 - 2007 Chevrolet(GMC) Silverado/Sierra 2500 HD Classic, 2007 - 2007 Chevrolet(GMC) Silverado/Sierra 3500 Classic, 2006 - 2009 Saab 9-7x, 2005 - 2009 GMC Envoy, 2004 - 2008 Chevrolet Trailblazer, 2004 - 2007 Buick Rainier, 2004 - 2004 GMC Envoy XUV, 2003 - 2008 Cadillac Escalade ESV, 2003 - 2008 Chevrolet Express 1500/2500/3500, 2003 - 2008 GMC Savana 1500/2500/3500, 2003 - 2008 Hummer H2, 2003 - 2006 Chevrolet SSR, 2003 - 2006 Chevrolet Trailblazer EXT, 2003 - 2006 GMC Envoy XL, 2002 - 2008 Cadillac Escalade
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Hummer H2
Item LocatedCanada
Quantity1
MaterialSteel
ConditionNew
item #10037NX4
Show less
Belt Tensioner for Chevrolet Silverado 1500 99-08 Tahoe GMC Sierra 1500
A-Premium®Part # APBT0136
Belt Tensioner for Chevrolet Silverado 1500 99-08 Tahoe GMC Sierra 1500
4.514 Reviews
CA$38.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2009 - 2009 Workhorse Custom Chassis W42, 2008 - 2009 Saab 9-7x, 2008 - 2008 Chevrolet Tahoe, 2008 - 2008 Chevrolet Tahoe, 2008 - 2008 GMC Yukon, 2008 - 2008 Hummer H2, 2008 - 2008 Hummer H3, 2007 - 2008 Cadillac Escalade ESV, 2007 - 2008 Chevrolet Avalanche, 2007 - 2008 Chevrolet Avalanche, 2007 - 2008 Chevrolet Silverado 3500 HD, 2007 - 2008 GMC Sierra 1500, 2007 - 2008 GMC Sierra 3500 HD, 2007 - 2008 GMC Yukon, 2007 - 2008 GMC Yukon XL 1500, 2007 - 2008 Workhorse W42, 2007 - 2008 Workhorse Custom Chassis W42, 2007 - 2007 Chevrolet Silverado 1500 Classic, 2007 - 2007 Chevrolet Silverado 1500 Classic, 2007 - 2007 Chevrolet Silverado 1500 Classic
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Hummer H2
Item LocatedCanada
Quantity1
MaterialThermoplastic
ConditionNew
item #1003756A
Show less
Accessory Drive Belt Idler Pulley for Buick Rainier Cadillac Escalade Isuzu Saab
A-Premium®Part # APBT0521
Accessory Drive Belt Idler Pulley for Buick Rainier Cadillac Escalade Isuzu Saab
4.514 Reviews
CA$37.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2013 - 2014 Cadillac Escalade, 2013 - 2014 Cadillac Escalade ESV, 2013 - 2013 Cadillac Escalade EXT, 2011 - 2012 Workhorse Custom Chassis W62, 2011 - 2011 Workhorse W62, 2010 - 2010 Cadillac Escalade, 2010 - 2010 Hummer H3, 2010 - 2010 Hummer H3T, 2009 - 2014 Cadillac Escalade, 2009 - 2014 Cadillac Escalade ESV, 2009 - 2013 Cadillac Escalade EXT, 2009 - 2010 Hummer H3T, 2009 - 2009 Hummer H2, 2009 - 2009 Workhorse Custom Chassis W42, 2008 - 2010 Hummer H3, 2008 - 2009 Saab 9-7x, 2008 - 2008 Hummer H2, 2007 - 2009 Workhorse W42, 2007 - 2009 Workhorse Custom Chassis W62, 2007 - 2008 Cadillac Escalade
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Hummer H2
Item LocatedUnited States
Quantity1
MaterialSteel
ConditionNew
item #10154NWK
Show less

What does a belt tensioner do?

Seat belt tensioners represent an integral facet of contemporary automotive safety systems. These sophisticated devices are meticulously engineered to augment passenger protection by mitigating the potentially injurious effects of a vehicular collision or abrupt deceleration event. 

Belt tensioner noise

Belt tensioner noise is typically an indication of a problem within the engine's accessory drive system, and it should not be ignored.

Squealing or Whining Noise: A common sign of a failing or worn-out belt tensioner is a high-pitched squealing or whining noise. This noise is often most noticeable when you start the engine or when you engage accessories like the air conditioner or power steering.

Rattling or Grinding Noise: A failing tensioner may also produce a rattling or grinding noise, especially at higher engine speeds or when the drive belt is under load.

Intermittent Noise: The noise produced by a failing belt tensioner can be intermittent, depending on factors like engine temperature and load.

Belt tensioner replacement

Replacing a belt tensioner is a relatively straightforward mechanical procedure, but it does require some mechanical knowledge and the right tools. Steps to follow when you are planning to replace your seal belt tensioner.

  1. Safety first: Ensure the engine is off, and the vehicle is secure. Disconnect the battery if necessary.
  2. Locate tensioner: Find the belt tensioner, usually a pulley on a bracket with a spring-loaded arm.
  3. Release belt tension: Use the right tool to rotate the tensioner arm, relieving tension on the drive belt.
  4. Remove belt: Carefully slide the belt off the pulleys. Note routing for reference.
  5. Remove old tensioner: Unbolt the old tensioner, keeping track of the hardware.
  6. Install new tensioner: Place the new tensioner in the same spot and secure it with bolts. Align it correctly.
  7. Reinstall belt: Put the belt back on the pulleys, ensuring proper alignment.
  8. Adjust tension: Use the tool to apply tension and follow the manufacturer's specs.
  9. Double-check: Confirm belt alignment and tension on all pulleys.
  10. Test: Start the engine, listen for issues, and check belt movement.
  11. Reconnect battery: If disconnected earlier, reconnect the vehicle's battery.
  12. Dispose of old parts: Properly dispose of the old tensioner and parts.

Related Blogs

Should You Replace the Tensioner When Replacing a Cracked Serpentine Belt?

Don't automatically replace the tensioner with a cracked serpentine belt. Check for weak spring force, misalignment, or noise. Replace both if the tensioner is worn; otherwise, swapping just the belt is often sufficient.

Aug 28, 2026