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Hey Guys, Recently My 1999 Yukon 5.7L 4wd(102,000 miles), Started Intermittently Hesitating While At Light Throttle Or Shifting Between 1-2 And 2-3. It Only Does It Intermittently, And Does Not Matter If It Is Warm Or Cold. If You Floor It, It Comes Out Of It And Runs Good. But Then Goes...