LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chevrolet >> 1987 >> Astro Van M L4-151 2.5L >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Manifold Pressure/Vacuum Sensor >> Service and Repair
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Manifold Pressure/Vacuum Sensor: Service and Repair

Fig. 337 MAP Sensor Removal (V6 Models Similar):





The MAP sensor unit is not serviceable and must be replaced as a unit.

1. Disconnect vacuum hose from MAP sensor, then remove top of air cleaner assembly.
2. Remove MAP sensor unit retaining clip, then the sensor, Fig. 337.
3. Reverse procedure to install.