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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1211 (Folding Top System) >> Repair Instructions >> Folding Top Cover Tension Adjustment - Front

Folding Top Cover Tension Adjustment - Front

WARNING: This page is about a different car, the 2003 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
  1. Close the convertible top.
    Fig 1: Closing Convertible Top
    G01451350Courtesy of GENERAL MOTORS CORP.
  2. Verify the tension in the folding top cover by setting a 1 M (3.28 ft) straight edge on the top cover between the #1 and the #2 bows.
    Fig 2: Checking Tension In Folding Top Cover
    G01451351Courtesy of GENERAL MOTORS CORP.
  3. Set a 4.5 kg (10 lb) weight next to the straight edge in the center of the top.
  4. Using a ruler, measure the sag distance between the bottom of the straight edge and the top cover:
    • Cloth: 13-15 mm (0.51-0.60 in)
    • Vinyl: 17-20 mm (0.67-0.79 in)
  5. If the tension does not meet these specifications, modify the tension by continuing with the following steps.
  6. To modify the tension in the folding top cover, remove the folding top. Refer to FOLDING TOP REPLACEMENT 
  7. At the #1 bow, remove the weatherstrip screws from the right and from the left front side rail.
    Fig 3: Weatherstrip Screws From Right & Left Front Side Rail
    G01451352Courtesy of GENERAL MOTORS CORP.
  8. Remove the screws from the seal compression panel.
  9. Remove the seal compression panel.
    Fig 4: Seal Compression Panel
    G01451353Courtesy of GENERAL MOTORS CORP.
  10. Using a pair of needle nose pliers remove the top cover staples.
  11. Pull the top cover forward to increase the tension.
    Fig 5: Top Cover Staples
    G01451354Courtesy of GENERAL MOTORS CORP.
  12. Fold the top cover over the #1 bow and secure with 5 cm (2 in) pinch clamps. Place the clamps directly over the steel rivets within the bow.
    Fig 6: Placing Clamps Directly Over Steel Rivets Within Bow
    G01451355Courtesy of GENERAL MOTORS CORP.
  13. Using a ruler as before, verify the tension again and adjust the tension as necessary.
    Fig 7: Checking Tension In Folding Top Cover
    G01451356Courtesy of GENERAL MOTORS CORP.
  14. If the tension is correct, staple the top cover to the bow.
    Fig 8: Stapling Top Cover To Bow
    G01451357Courtesy of GENERAL MOTORS CORP.
  15. Position the seal compression panel to the bow.
    Fig 9: Positioning Seal Compression Panel To Bow
    G01451358Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  16. Install the seal compression panel screws.

    Tighten 

    Tighten the screws to 3 N.m (26 lb in).

    Fig 10: Seal Compression Panel Screws
    G01451359Courtesy of GENERAL MOTORS CORP.
  17. Install the front side rail seal screws.

    Tighten 

    Tighten the screws to 2 N.m (18 lb in).

  18. Reposition the top to the original position.
    Fig 11: Front Side Rail Seal Screws
    G01451360Courtesy of GENERAL MOTORS CORP.
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