Change engine oil and filter. Rotate tires.
To keep the Venture running smoothly, follow these primary intervals: Chevrolet Venture 2003 Manual
If the automatic door fails, check the "On/Off" switch on the overhead console. Often, cleaning the brass contact pins on the door frame with rubbing alcohol restores the connection. Change engine oil and filter
Replace fuel filter and inspect braking system. check these two locations:
11.3 quarts (10.7L) for standard cooling; 13.6 quarts (12.9L) with rear heating. Use DEX-COOL (orange).
If an electronic component stops working, check these two locations: