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WARNING: This page is about a different car, the 2001 Cadillac Seville, 2001 Cadillac Eldorado, and 2001 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.

Ensure vehicle meets the following conditions before performing procedure:

Barometric pressure is more than 10.4 psi (72 kPa).
Engine coolant temperature is 41-248°F (5-120°C).
Intake air temperature is 21-392°F (-6 to 200°C).
Battery voltage is 9-18 volts.
Fuel level is 1/4-3/4 full.