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Home >> Buick >> 1990 >> Regal V6-191 3.1L >> Repair and Diagnosis >> Cruise Control >> Testing and Inspection >> Troubleshooting Hints
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Troubleshooting Hints


1. Check vacuum hoses for leaks, kinks and/or restrictions.
2. Check cruise control servo linkage for proper slack.
3. If system works except for tap-up and tap-down functions, replace cruise control module.