Removing and installing, cover

WARNING: This page does not describe the selected car, but rather 19 other vehicles, including the 1999 Volkswagen Jetta, 1999 Volkswagen Golf, 1999 Volkswagen GTI, 1998 Volkswagen Jetta, and 1998 Volkswagen Golf. However, it is still accessible from the selected car via links, so may be relevant.

Remove radiator grille and spreader clips.
Remove (eight) hex-head screws.
Disconnect air guides from bumper cover.
Disconnect harness connectors.
Push down on left and right retainers (arrow) with screwdriver and pull bumper cover out of side guides, keeping cover parallel.

Fig 1: Pushing Down Left And Right Retainers With Screwdriver