Water may be drawn into the secondary air injection (AIR) pump causing the pump to fail and the Check Engine Light to illuminate. Our technicians tell us there is a kit available from General Motors to relocate the air intake for the pump which should prevent future damage from water intrusion.Google+
Car Problem Reports
Cadillac Seville STS Water Drawn into Secondary Air Injection Pump May Cause Pump to Fail
Cadillac Seville STS Problem
Average Mileage: 63,333 mi (43,000 mi - 110,000 mi)
i hate this car. secondary pump failure, what a mess!
very expensive to repair. car "LOOKS" great. it sucks!
what can i do
Visitor, 2000 Cadillac Seville STS, 48,000 mi
Same as reported not repaired yet
Visitor, 2001 Cadillac Seville STS, 110,000 mi
rough unsteady cold idle then code replaced
Visitor, 2003 Cadillac Seville STS, 50,000 mi
Dealer found. 600.00 to replace. Second failure at 98,000.
Not a happy camper.
Shop installed new pump indicated air intake reposistioned on the new pump to minimize chance of water intake