The year, make and model would help.
The 2004 Chevy Tahoe trailer towing package relay switch is located in the fuse box. The trailer towing package switch will be at the bottom of the third column.
4000
Depends on the engine and whether or not the vehicle is equipped with a towing package
3500lbs with factory towing package.
Towing capacity of a 4x4 double cab V6 model is 6500# with the towing package. Without the towing package it is 3500.
2,000 lbs. unless you have the optional towing package. With the optional towing package, it's 3,800 lbs.
The 2001 Dodge Dakota, with a towing package, has a trailer brake built in. The trailer brake is part of the towing package.
About 8500 lbs
Towing Capacity is 2,000 lbs. for the non-tow package models and 3,500 lbs. for the tow package models.
Ya Windstars can carry the towing package look under the hood you will find two radiators/fans for heavy duty towing and take a look under the windstar you may find heavy duty suspension and of course a trailer hitch. The towing package can also have a upgraded tranny.
Maximum payload is 6120 lb (2780 kg). Maximum towing is 24500 lb (11100 kg). The better the towing package, the better your results!
Buy a Volvo.