Express, Savana & G-Series Vans Offered in both a full size van, or a large box truck, the Express is the modern GM workhorse.

Chevrolet Express

Platform: GMT Van

No air front vent

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Sep 26, 2019 | 5:03 PM

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#21

RRSMD4

CF Beginner

Joined: Sep 2019

Posts: 1

Likes: 0

If you have a problem specifically when climbing hills then it would be a vacuum check valve issue

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