The engine check valve for the brake booster may fail from exposure to elevated temperatures. This could result in sudden loss of power brake assist. The increased braking effort could result in a crash. Dealers will install a redesigned check valve to correct this concern. The General Motors Recall number is 05057.
2005 Saab 9-3 Recalls
Unexpected Loss of Power Brake Assist
Brakes,March 17, 2006
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