Vacuum Hose Routing Diagram (1990-1993 2.8L Chevrolet S10 Pickup, GMC S15 Pickup, GMC Sonoma)

The vacuum hose routing label will eventually become unreadable, peel off, or go missing (typically when the fan shroud is replaced). If you find yourself in this situation, the label above will help!

APPLIES TO: This tutorial applies to the following vehicles with both Federal and California Emissions:

• 2.8L Chevrolet S10 Pickup: 1990, 1991, 1992, 1993.
• 2.8L GMC S15 Pickup: 1990.
• 2.8L GMC Sonoma: 1991, 1992, 1993.

The vacuum house routing diagram for the 1988-1989 2.8L "S" series vehicles can be found here:

• Vacuum Hose Routing Diagram (1988-1989 2.8L Chevrolet S10 Pickup, GMC S15 Pickup).

More 2.8L Chevy S10 Pickup, GMC S15 Pickup, And GMC Sonoma Tutorials

You can find a complete list of tutorials for the 2.8L V6 Chevrolet S10 pickup, GMC S15 pickup, and GMC Sonoma in this index:

• GM 2.8L Index Of Articles.

Here's a sample of the articles, you'll find in the Index of Articles:

• How To Test The Fuel Pump (1988-1993 2.8L Chevrolet S10 Pickup, GMC S15 Pickup, GMC Sonoma).
• How To Test Engine Compression (1988-1993 2.8L Chevrolet S10 Pickup, GMC S15 Pickup, GMC Sonoma).
• How To Test The EGR Valve (1988-1993 2.8L Chevrolet S10 Pickup, GMC S15 Pickup, GMC Sonoma).
• How To Test The Starter Motor (1988-1993 2.8L V6 Chevrolet S10 Pickup, GMC S15 Pickup).