October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.
Air Valve
- Air valve is located in lower body of throttle body. Remove air valve cap on throttle body. With engine temperature at 140°F (60°C) or less, ensure air valve is open. See Fig 1
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- Install air valve cap. Warm engine to normal operating temperature. Remove air valve cap and inspect air valve. Air valve should be closed. Replace air valve if defective.
Courtesy of GENERAL MOTORS CORP.