2000 Pontiac Bonneville Does Rear Windshield Shatter Turn On Defrost

2000 PONTIAC BONNEVILLE
150,000 MILES
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TDBEAR34
  • MEMBER
  • 4 POSTS
why does rear windshield shatter when I turn on rear defrost?
Nov 7, 2011 at 6:42 PM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,240 POSTS
Can you better explaine what happens?
Nov 7, 2011 at 6:46 PM
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