Incorrect air flow from dash vents due to damaged engine vacuum hose on Pontiac Grand Prix

Problem Description and Possible Solution
Air flow from the dash vents may be incorrect due to a damaged engine vacuum hose near the battery tray.
Problem Data
RepairPal Verified
Average mileage: 189,666 (90,000–281,000)
8 model years affected: 1990, 1991, 1992, 1993, more1994, 1997, 1998, 1999
10 people reported this problem
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Put a piece of heat shrink tubing on to reseal the broken vacuum hose. Worked like a carm and cost about $0.07.