Leaking drain? - Page 2 - GM Forum - Buick, Cadillac, Chev, Olds, GMC & Pontiac chat

1992-1999 Series I L27 (1992-1994 SE,SLE, SSE) & Series II L36 (1995-1999 SE, SSE, SLE) and common problems for the Series I and II L67 (all supercharged models 92-99) Including Olds 88's, Olds LSS's and Buick Lesabres Please use General Chat for non-mechanical issues, and Performance and Brainstorming for improvements.

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Old 10-05-2006, 02:53 AM   #11
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Take off the wiper arms and the screen at the base of the windshield and make sure the plenum is free from debris. You also may want to check the AC evap drain tube and make sure it is clear. Mine was partially plugged, causing water to come out of the heater duct while cornering
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