Income is reported typically on the credit application and does not show up on credit results. If you are curious about your credit results, I c=recommend using a free service such as...
You can dispute mistakes via the credit bureau. Equifax, TransUnion and Experian. Don't be too alarmed to find inaccurate information listed in your credit profile -- errors are not uncommon. These...
Creditors usually send a batch of updates (from all their customers) to the bureaus once a month. The actual date varies by lender so it is best to ask your vendor directly.