The Enginetech TT5490 is a Timing Chain Tensioner for 2005-2020 Buick, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Saab 5.3L-6.2L engines. This is a tensioner and guide assembly designed to maintain correct chain tension and prevent slack-related timing deviation.
Important Notes
- With VVT. Tensioner/guide assembly.
- With Variable Valve Timing. Tensioner/guide assembly.
| Part Number | TT5490 |
| Product Type | Timing Chain Tensioner |
| Engine | 5.3L-6.2L |
| Year Range | 2005-2020 |
| Makes | Buick, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Saab |
| Country of Origin | CN |
| Weight | 1 lbs |
| UPC | 707473918930 |
| OEM Cross-Refs | Cloyes:9-5490, Melling:BT5490, PCI:T66092 |
Vehicle Fitment
- 2005-2008 Pontiac Grand Prix 5.3L 325ci V8 OHV [VIN:C]
- 2006-2009 Chevrolet Impala SS 5.3L 325ci V8 OHV [VIN:C]
- 2007 Buick Rainier 5.3L 325ci V8 OHV [VIN:M]
- 2007 Chevrolet Express 3500 4.8L 294ci V8 OHV [VIN:V]
- 2007 Chevrolet Monte Carlo 5.3L 325ci V8 OHV [VIN:C]
- 2007 Chevrolet Silverado 1500 Classic 4.8L 294ci V8 OHV [VIN:V]
- 2007 GMC Savana 2500 4.8L 294ci V8 OHV [VIN:V]
- 2007 GMC Savana 3500 4.8L 294ci V8 OHV [VIN:V]
- 2007 GMC Sierra 1500 Classic 4.8L 294ci V8 OHV [VIN:V]
- 2007, 2009 Chevrolet W4500 Tiltmaster 6.0L 364ci V8
- 2007-2008 Cadillac Escalade 6.2L 376ci V8 OHV [VIN:8]
- 2007-2008 Cadillac Escalade ESV 6.2L 376ci V8 OHV [VIN:8]
- 2007-2008 Cadillac Escalade EXT 6.2L 376ci V8 OHV [VIN:8]
- 2007-2008 Chevrolet Trailblazer 5.3L 325ci V8
- 2007-2008 GMC Sierra 1500 6.2L 376ci V8 OHV [VIN:8]
- 2007-2008 GMC Yukon XL 1500 6.2L 376ci V8 OHV [VIN:8]
- 2007-2009 Chevrolet Avalanche 5.3L 325ci V8 OHV [VIN:J]
- 2007-2009 Chevrolet Avalanche 6.0L 364ci V8
- 2007-2009 Chevrolet Silverado 1500 4.8L 294ci V8 OHV [VIN:C]
- 2007-2009 Chevrolet Silverado 1500 5.3L 325ci V8 OHV [VIN:J]
- ...and 129 additional applications
Enginetech timing chain tensioners are precision-fit replacement components engineered to maintain correct chain tension throughout the service life of the engine. Built on over 40 years of engine rebuilding expertise, each tensioner is designed around the specific engine family it serves - hydraulic preload, ratchet geometry, and housing dimensions are matched to the tensioner bore and chain system of that exact application. Proper tensioner condition is critical to preventing chain slack, timing deviation, and premature wear on guides and sprockets. Enginetech documents every tensioner with clear application-specific notes so you know exactly what you are receiving and how it applies before the engine is on the stand. Always verify fitment by year, make, model, VIN code, and engine displacement before ordering - multiple tensioner configurations often exist for the same vehicle nameplate.
