<b> Compatible with Cadillac :</b><br>04-07 Buick Rainier 5.3L<br>04-05 CTS 5.7L V8 GAS <br> 00-05 DeVille 4.6L V8 GAS DOHC <br> 00-02 Eldorado 4.6L V8 GAS DOHC <br> 02-06 Escalade 6.0L V8 GAS <br> 03-06 Escalade ESV 6.0L V8 GAS <br> 02-06 Escalade EXT 6.0L V8 GAS <br> 00-04 Seville 4.6L V8 GAS DOHC <br> <b> Compatible with Chevy </b><br>05-07 Chevy Corvette 6.0L<br>06 Chevy Suburban 6.0L<br>2000 Chevy Suburban 2500 6.0L<br>06-08 Chevy Trailblazer 5.3L<br>06-09 Chevy Trailblazer 6.0L<br> 02-06 Avalanche 1500 5.3L V8 GAS <br> 02-06 Avalanche 2500 8.1L V8 GAS <br> 2001 C3500 8.1L V8 GAS <br> 2001 C3500HD 8.1L V8 GAS <br> 01-04 Corvette 5.7L V8 GAS <br> 99-07 Silverado 1500 4.3L V6/4.8L V8 GAS <br> 01-03 Silverado 1500 HD 6.0L V8 GAS <br> 99-04 Silverado 2500 6.0L V8 GAS <br> 01-04 Silverado 2500 HD 6.0L V8 GAS <br> 01-06 Silverado 3500 8.1L V8 GAS <br> 03-04 SSR 5.3L V8 GAS <br> 00-06 Suburban 1500 5.3L V8 GAS <br> 00-06 Suburban 2500 6.0L V8 GAS <br> 01-06 Suburban 2500 8.1L V8 GAS <br> 00-06 Tahoe 4.8L V8 GAS <br> 01-02 Tahoe 5.3L V8 GAS <br> 06 Tahoe 5.3L V8 GAS <br> 03-06 Trailblazer EXT 5.3L V8 GAS <br> <b> Compatible with GMC </b><br> 2000 C2500 5.7L/7.4L V8 GAS <br> 2000 C3500 5.7L/7.4L V8 GAS <br> 01-02 C3500HD 8.1L V8 GAS <br> 05-09 Envoy 5.3L V8 GAS <br> 03-06 Envoy XL 5.3L V8 GAS <br> 04-05 Envoy XUV 5.3L V8 GAS<br>2000 K2500 5.7L/7.4L V8 GAS <br> 2000 K3500 5.7L/7.4L V8 GAS <br> 99-07 Sierra 1500 4.8L/5.3L V8 GAS <br> 01-03/05-06 Sierra 1500 HD 6.0L V8 GAS <br> 99-04 Sierra 2500 6.0L V8 GAS<br>01-07 Sierra 2500 HD 6.0L V8 GAS <br> 01-06 Sierra 3500 6.0L/8.1L V8 GAS <br> 07 Sierra 3500 Classic 6.0L/8.1L V8<br>07 Sierra 3500 HD 6.0L V8 GAS<br>01-02/05-06 Yukon 6.0L V8<br>01-06 Yukon XL 2500 8.1L V8<br> Hummer</b><br>03-09 Hummer H2<br>03-07 H2 6.0L V8 GAS<br>Pontiac</b><br>2005 Pontiac Bonneville 4.6L<br>05-06 Pontiac GTO<br>05-06 Saab 9-7x 4.2L<br>05-09 Saab 9-7x 5.3L<br>08-09 Saab 9-7x 6.0L<br>03-06 Isuzu Ascender 5.3L<br>01-03 Oldsmobile Aurora 4.0L