A Timeline for Financing a Used Car

Buying a used car on finance rewards patience. The monthly payment a dealer quotes first is often the least useful number in the whole transaction, because it hides the interest rate, the total cost and the terms that apply when the agreement ends. This timeline works backwards from signing day, setting out what to check at each stage so the deal on the table is clear before anything is signed.

Four Weeks Before: Set a Realistic Budget Beyond the Monthly Payment

Start with what the car will cost to run, not what it will cost to finance. Decide what kind of car is needed and how it will be used, then research models, repair records, safety test results and typical mileage before looking at any stock lists.

Budget for insurance, fuel and maintenance alongside the finance payment. These running costs continue for as long as the car is kept.

Both PCP and HP start with a deposit followed by fixed monthly payments, so the size of the deposit shapes everything that follows. Set two figures before speaking to anyone: the most that can be paid each month without strain, and the most that can be put down as a deposit.

One budget line is easy to forget. Add-ons, meaning optional extras a dealer sells alongside the car such as gap insurance, can add a substantial sum to the deal. Price anything wanted separately rather than folding it into the monthly payment.

By the end of the week there should be a maximum monthly payment, a deposit figure, an estimate of running costs and a shortlist of car types.

Three Weeks Before: Check Your Credit File and What It Means for Your Rate

Your credit file is the record of your borrowing history that lenders consult when they assess an application. Request copies, read them for errors and correct anything wrong before applying, because mistakes are far easier to fix before a lender sees them. How much it costs to check your file depends on the provider, so our guide to checking your credit file sets out what to expect.

Next, look at how car finance rates are advertised. The rate a lender promotes is not necessarily the rate attached to any individual offer, because what is offered depends on the applicant’s circumstances. A different rate changes the total repaid, which is why the advertised figure is only a starting point for comparison.

By the end of the week: copies of your credit file, corrections requested, and a realistic sense that the rate offered may differ from the advertised one.

Two Weeks Before: Compare PCP, HP and a Personal Loan on Total Cost

Three structures dominate used car finance, and they behave very differently.

Personal contract purchase (PCP) splits the car’s value into a deposit, monthly payments that cover only part of the cost, and an optional final payment at the end, called the balloon payment. Because part of the value is deferred, monthly payments are usually lower than an equivalent HP deal. The lender owns the car during the agreement. At the end there is a choice: pay the balloon and keep the car, part-exchange it or return it, with charges if it is returned outside the agreed terms.

Hire purchase (HP) spreads the full cost, plus interest and fees, across the term. Monthly payments are usually higher, there is no large final payment, and ownership passes to the buyer once every required payment is made, including a small option-to-purchase fee. There is no contractual annual mileage limit, although mileage affects the car’s future value.

A personal loan is the third route: a fixed sum is borrowed, the car is bought outright and owned from the start, with no balloon payment or mileage conditions attached to the borrowing.

Compare all three on the total amount payable, meaning everything that would be paid if the agreement ran its full course, including interest and fees.

	PCP	HP
Monthly payments	Lower, because part of the value is deferred	Higher, because they cover the full cost
Who owns the car during the term	The lender	The lender
End of the agreement	Pay the balloon, part-exchange or return the car	Own the car after all required payments
Mileage limits	Contractual annual limit, with charges if exceeded	No contractual limit, though mileage affects resale value

One Week Before: Check the Car’s History and Value It Separately

Now turn from the finance to the car itself. A vehicle history report lists events such as accidents and flood damage, but it typically will not list mechanical problems, and it is not a substitute for an independent inspection. Treat the history check as one layer of information, not the whole picture.

Value the car separately from the deal. Ask for written prices on the specific vehicles being considered before visiting, and confirm each car is actually on the lot. Look up the dealer too: search the company’s name alongside words such as “review” and “complaint”, and check with consumer protection bodies whether unresolved complaints are on file.

Separating the car’s price from the finance lets both sides be seen clearly. A cheap-looking monthly payment can sit alongside an expensive car.

Viewing Day: Questions to Ask Before You Talk Finance

Agree the car before the finance conversation starts, so the two negotiations do not blur into one.

Questions worth asking:

• Has the car been inspected by an independent mechanic, and can one be arranged before buying?
• Which major mechanical and electrical systems on this model are known to cause problems?
• Does the dealer earn commission from any lender, and is it included in the rate quoted?
• Is the dealer tied to particular lenders, or does it compare across the market?

Commission is not a small print detail. Discretionary commission arrangements, where a dealer could raise the interest rate and earn more commission by doing so, were banned by the Financial Conduct Authority in 2021. The FCA, the UK’s financial regulator, has since set up a redress scheme covering agreements taken out between 6 April 2007 and 1 November 2024, after finding that many lenders did not properly tell customers important information about their agreements. The scheme is free for consumers to use. Ask for the dealer’s answer in writing.

Good to know

Anyone worried about commission on an existing agreement can complain directly to the lender. Using a claims management company instead can cost more than 30% of any compensation paid.

Signing: Reading the Agreement Before You Commit

Before signing, work through the agreement line by line and check:

• The total amount payable over the full term, not just the monthly payment.
• The interest rate on the agreement, and whether it matches what was quoted.
• On a PCP, the optional final payment figure, the annual mileage allowance and the charges for excess mileage and damage.
• On an HP agreement, the option-to-purchase fee and the date ownership passes to you.
• Any add-ons listed, and the price of each one separately.

Ask what is being paid for each add-on and what it provides, and get the answers in writing.

Watch out

Never sign an agreement with blank figures or verbal promises. If a number is not written into the document, you cannot rely on it later.

After Signing: Your Cancellation Period and First Payment

Many car finance agreements include a short cancellation window at the start. The agreement itself sets out whether one applies, how long it lasts and how to cancel, so read that section before driving away. Follow the cancellation method in the document rather than returning the car and assuming the finance simply ends.

Note the date and amount of the first payment, and set a reminder a few days before it leaves the account. Keep every document: the agreement, any written answers about commission, the history report and the inspection results. If the dealer promised anything verbally, get it in writing before leaving.

If circumstances change later and the payments no longer fit, there are defined options for ending the agreement early, and the costs differ sharply between them. Knowing that before signing is part of comparing deals properly.

More on this site

• Mistakes to Avoid When Signing a PCP Car Finance Deal: the PCP terms, from mileage allowances to balloon payments, that cause the most problems.
• What Happens When You End a PCP or HP Car Finance Deal Early: the options and the costs if circumstances change mid-agreement.
• Secured vs Unsecured Loans: how borrowing secured on an asset differs from a personal loan.

Your questions

Which is cheaper, PCP or HP?
Neither is cheaper overall in every case. PCP monthly payments are usually lower because part of the car’s value is deferred, but you only own the car if you pay the final balloon payment. Compare the total amount payable on each quote.

What should I ask the dealer about commission?
Ask whether the dealer earns commission from any lender, whether it is built into the rate you are quoted, and whether the dealer is tied to particular lenders. Ask for the answers in writing.

Can I cancel a car finance agreement after signing?
Many agreements include a short cancellation window at the start. Your agreement sets out whether one applies, how long it lasts and how to cancel, so read that section before you drive away.

Is a vehicle history check enough on its own?
A history report lists events such as accidents and flood damage but typically will not list mechanical problems. It is not a substitute for an independent inspection.