Removal (8.1L)
WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- Remove engine sight shield. See ENGINE SIGHT SHIELD under MISCELLANEOUS. Disconnect Manifold Absolute Pressure (MAP) sensor harness connector. See Figure.
- Remove MAP sensor retaining bolt and washer. Remove MAP sensor from intake manifold. Inspect the MAP sensor seal for wear or damage, replace as necessary.