Idle Speed: Notes
WARNING: This page is about a different car, the 1995 Cadillac Seville and 1995 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Only 4.9L idle speed is adjustable. Refer to MINIMUM IDLE (4.9L) procedure below. On 4.6L, idle speed is controlled by PCM. Slight fluctuations in idle speed are considered normal. Adjustment is not required.