Rattle from Front of Roof Panel-Coupe
Problem
Rattle from the front roof attachments.
Possible Cause
Latch striker out of adjustment.
Correction
- Road test on a rough road. Open the latch part way, which increases
clamping on striker, eliminating the rattle.
- Adjust the striker angle downward to increase the clamping pressure
that is applied when the latch is fully closed . The latch effort will also
increase.
Itch or Rattle from Side of Roof
Problem
Itch or rattle from the door glass at the roof line.
Possible Cause
Door window contacting the blow out clip.
Correction
- Road test. Push on the door window to eliminate the noise.
- Adjust the door window tip in to gain a 3 mm (1/8 in)
clearance between the clip and the window.
- In some cases it may be necessary to bend the window clip slightly
to gain clearance to the window.
Rattle from Rear Side of Convertible Top
Problem
Rattle from the rear side of the roof.
Possible Cause
Flipper door is contacting the roof balance bar.
Correction
- Road test with the top up. Test by wedging an insulator between
flipper door and roof bar to eliminate the noise.
- Wrap the balance bar, where the door rubs the bar, with the loop
portion of hook and loop fastener material.
Creak from Side of Convertible Top
Problem
Creaking sound from the rear side of the convertible top with top up.
Possible Cause
Flipper door hinge creaking.
Correction
- Road test and listen for noise. Or open the flipper door and twist
the door slightly and listen for creak.
- Lubricate the flipper door hinge with a non petroleum grease such
as dry lube.
Itch From Number Five Bow Weatherstrip
Problem
Itch from the number five bow weatherstrip when driving slowly on surface
that twist the body.
Possible Cause
The number five bow weatherstrip is rubbing on the stowage lid protector.
Correction
• | Raise the number five bow and apply GM P/N 3634770
Goodwrench weatherstrip lubricate or GM P/N 12345579 dielectric silicone
grease to the weatherstrip. |
• | DO NOT use a petroleum based lubricant. |
• | Apply GM P/N 3634770 Goodwrench weatherstrip lubricate
or GM P/N 12345579 dielectric silicone grease to the weatherstrip during
normal maintenance. |
Bang from Rear of Roof Panel- Coupe
Problem
A harsh bang or rattle from the rear of the roof lift off panel.
Possible Cause
There is not enough latch pressure being applied to the rear locator
pins.
Correction
- Road test for the noise and/or grasp the roof panel and check
for movement.
- Adjust the hook on the rear latch inward one turn at a time and
retest.
Creak from Rear of Roof-Coupe
Problem
Creak from the rear of the roof with the roof lift off panel installed.
Possible Cause
There is dirt accumulation in the locator sockets.
Correction
- Road test with the roof installed and listen for creak.
- Remove the roof and clean the locator sockets.
- Lubricate the sockets with a thin film of white lithium grease
or petroleum jelly.
Creaking from Upper Side of Convertible Top
Problem
Creaking from the convertible top near drivers or passengers head.
Possible Cause
Adjustment screw contacting the folding top rail.
Correction
- Road test and apply upward pressure to the top side rail to eliminate
the noise.
- Open the top to expose the adjustment screw.
- Tighten the adjustment screw ¼ turn to eliminate contact
with the rail.