TASC Force Tips
- Author: Sonnax Engineers and Technical Services
- Subject Matter: Valve Body
- Unit: GM 5L40-E, 5L50-E
- Issue: Vacuum Testing
Critical Wear Areas & Vacuum Test Locations
NOTE: OE valves are shown in rest position and should be tested in rest position unless otherwise indicated. Test locations are pointed to with an arrow. Springs are not shown for visual clarity.
A low vacuum reading indicates wear. For specific vacuum test parameters, refer to additional information available at www.sonnax.com.