GM Service Manual Online
For 1990-2009 cars only

For care and cleaning of the convertible top, see Convertible Top under "Service and Appearance Care". High pressure car washes may cause water to enter the vehicle.

A clear protective film has been installed on the trunk lid surface under the convertible top buttresses. This film is designed to help prevent paint damage to the trunk lid. Do not remove this protective film.

The following procedures explain the proper operation of the manual convertible top.

The parts of the manual convertible top that are used when lowering and raising it are:


Object Number: 1559422  Size: B2
  1. Front Edge

  2. Side Edge

  3. Lower Seal Pins

  4. Rear Buttresses

  5. Trunk

Notice: Leaving the convertible top down and exposing the interior of your vehicle to outdoor conditions may cause damage. Always close the convertible top if leaving your vehicle outdoors.

Notice: Lowering the convertible top when there are objects in the storage area could damage it or break the glass rear window. Always verify that no objects are in the storage area before lowering the convertible top.

Notice: Lowering the top if it is damp, wet, or dirty can cause stains, mildew, and damage to the inside of your vehicle. Dry off the top before lowering it.

Notice: If you lower the top on your vehicle in cold weather (0°F/-18°C or lower), you may damage top components. Do not lower the top in cold weather.

Notice: If you raise or lower the convertible top while the vehicle is in motion, you could damage the top or the top mechanism. The repairs would not be covered by your warranty. Always put an automatic transmission in (P) Park or a manual transmission in (1) First or (R) Reverse, turn the ignition off and engage the parking brake before raising or lowering the convertible top.

Caution: Moving parts of the convertible top can be dangerous. People can be injured by the convertible top and its mechanism. Keep people away from your vehicle when you are lowering or raising the top.

Lowering the Manual Convertible Top

  1. Empty the trunk of all contents.
  2. Park on a level surface and set the parking brake. Shift an automatic transmission into (P) Park. Shift a manual transmission into (1) First or (R) Reverse.
  3. Turn the ignition off.
  4. Open the trunk.

  5. Object Number: 1559588  Size: B3
  6. Pull down on the convertible top front latch, located above the inside rearview mirror, and turn it counterclockwise to unlatch it.
  7. Leave the latch open and turned to prevent damage.

  8. Pull rearward on the side edge (B) of the convertible top and pull it off of the windshield frame.
  9. Push the convertible top down into the trunk (E).

  10. Object Number: 1609241  Size: B3
  11. After the top is stored, as shown, push on the convertible top to ensure that the top is fully retracted and securely stored.
  12. Close the trunk  (E) by pressing down from the rear center of it with a swift, firm motion.

Do not operate the rear defogger when the convertible top is down.

Raising the Manual Convertible Top

  1. Park on a level surface, set the parking brake firmly and shift an automatic transmission into (P) Park. Shift a manual transmission into (1) First or (R) Reverse.
  2. Turn off the ignition, and lower the windows.
  3. Push the trunk release button located in the glove box, or on the remote keyless entry, if equipped.
  4. Open the trunk.

  5. Object Number: 1580014  Size: B3
  6. Pull the convertible top forward by firmly gripping the side edge (B) and applying a brisk upward and forward motion to get the top in the full-up position.
  7. Pull the front edge (A) of the convertible top forward from the outside of the vehicle, or push the front edge (A) of the convertible top forward from the inside of the vehicle.
  8. Turn the top front latch handle clockwise to latch the convertible top.
  9. Make sure the lower seal pins (C) are correctly aligned and inserted.
  10. Close the trunk by pressing down on the rear center with a swift, firm motion.

  11. Object Number: 1582997  Size: B3
  12. At the rear edge of the convertible top, press down on the two buttresses (C) to latch them into the top of the trunk.