Vent - 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 02-01-2003, 12:04 AM   #1
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I just had my masterclyinder replaced on my 93se and then fterwards the main vents do not work with heat or ac the defroster and feet work though. What would the the problem.
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Old 02-01-2003, 02:34 AM   #2
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Somebody knocked a vacuum line loose. Or they disconnected one and failed to reconnect. You may here it hissing under the hood at idle. Poke around, you may find it!
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