Chevrolet Venture 2003 Manual Link

If an electronic component stops working, check these two locations:

Inspect engine air filter and replace if dirty.

The 2003 Venture has a few known quirks often mentioned in technical guides: Chevrolet Venture 2003 Manual

For quick reference, here are the vital statistics for your 2003 model: 3.4L V6 (LA1)

Replace spark plugs and inspect fuel system. If an electronic component stops working, check these

If you prefer a hard copy, sites like eBay or Helm Inc. (the official GM literature provider) are your best bets. 2. Key Specifications & Fluid Capacities

4.5 quarts (4.3L) with filter. Recommended: SAE 5W-30 . If an electronic component stops working

Replace fuel filter and inspect braking system.