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1. Using a dial indicator, measure the valve stem-to-guide clearance. Position the tip of the dial indicator at the top of the valve guide. Valve stem-to-guide clearance may also be obtained by using a micrometer to measure the NOTE: Excessive valve stem-to-guide clearance may cause a noisy NOTE: Insufficient valve stem-to-guide clearance will result in noisy
2008 Hummer H2 2008 ENGINE Engine Mechanical - 6.2L - H2
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