http://a248.e.akamai.net/origin-cdn....jpg?1357208462
Whenever a rubber snap-in valve based TPMS sensor is removed from a wheel, it should be replaced with new rubber snap-in valve. Attempting to reuse the original rubber snap-in valve and valve core may result in an air leak.
Hummer; H2; 2010-2008
http://www.tpms.com/product_p/sk0008.htm
