MONTHLY SERVICER'S CERTIFICATE
CARMAX BUSINESS SERVICES, LLC

CARMAX AUTO OWNER TRUST
SERIES 2010-1


Collection Period							02/01/10-02/28/10
Determination Date							3/9/2010
Distribution Date							3/15/2010


Pool Balance

1	.	Pool Balance on the close of the last day of the preceding Collection Period				$	470,000,001.57
2	.	Collections allocable to Principal				$	13,396,911.56
3	.	Purchase Amount allocable to Principal				$	0.00
4	.	Defaulted Receivables				$	0.00
5	.	Pool Balance on the close of the last day of the related Collection Period				$	456,603,090.01
		(Ln1 - Ln2 - Ln3 - Ln4)

6	.	Initial Pool Balance				$	470,000,001.57

					Beginning		End
7	.	Note Balances			of Period		of Period

		a.	Class A-1 Note Balance	$	109,000,000.00	$	93,066,274.63
		b.	Class A-2 Note Balance	$	110,000,000.00	$	110,000,000.00
		c.	Class A-3 Note Balance	$	142,000,000.00	$	142,000,000.00
		d.	Class A-4 Note Balance	$	69,050,000.00	$	69,050,000.00
		e.	Class B Note Balance	$	31,725,000.00	$	31,725,000.00
		f.	Class C Note Balance	$	8,225,000.00	$	8,225,000.00
		g.	Note Balance (sum a - f)	$	470,000,000.00	$	454,066.274.63

8	.	Pool Factors

		a.	Class A-1 Note Pool Factor		1.0000000		0.8538190
		b.	Class A-2 Note Pool Factor		1.0000000		1.0000000
		c.	Class A-3 Note Pool Factor		1.0000000		1.0000000
		d.	Class A-4 Note Pool Factor		1.0000000		1.0000000
		e.	Class B Note Pool Factor		1.0000000		1.0000000
		f.	Class C Note Pool Factor		1.0000000		1.0000000
		g.	Note Pool Factor		1.0000000		0.9660985

9	.	Overcollateralization Target Amount				$	7,990,554.08
10	.	Current overcollateralization amount (Pool Balance - Note Balance)				$	2,536,815.38

11	.	Weighted Average Coupon				%	9.22%
12	.	Weighted Average Original Term				months	64.37
13	.	Weighted Average Remaining Term				months	58.19

Collections

14	.	Finance Charges:
		a.	Collections allocable to Finance Charge			$	3,411,646.57
		b.	Liquidation Proceeds allocable to Finance Charge			$	0.00
		c.	Purchase Amount allocable to Finance Charge			$	0.00
		d.	Available Finance Charge Collections (sum a - c)			$	3,411,646.57

15	.	Principal:
		a.	Collections allocable to Principal			$	13,396,911.56
		b.	Liquidation Proceeds allocable to Principal			$	0.00
		c.	Purchase Amount allocable to Principal			$	0.00
		d.	Available Principal Collections (sum a - c)			$	13,396,911.56

16	.	Total Finance Charge and Principal Collections (14d + 15d)				$	16,808,558.13
17	.	Interest Income from Collection Account				$	214.66
18	.	Simple Interest Advances				$	0.00
19	.	Available Collections (Ln16 + 17+ 18)				$	16,808,772.79

Available Funds

20	.	Available Collections		$	16,808,772.79
21	.	Reserve Account Draw Amount		$	0.00
22	.	Available Funds		$	16,808,772.79

Application of Available Funds

23	.	Servicing Fee
		a.	Monthly Servicing Fee	$	391,666.67
		b.	Amount Unpaid from Prior Months	$	0.00
		c.	Amount Paid	$	391,666.67
		d.	Shortfall Amount (a + b - c)	$	0.00

24	.	Unreimbursed Servicer Advances		$	0.00

25	.	Backup Servicing Fees and Unpaid Transition Expenses
		a.	Monthly Servicing Fee	$	2,937.50
		b.	Unpaid Transition Expenses and Indemnity Amounts (Capped at $175,000)	$	0.00
		c.	Other Unpaid Backup Servicing Fees	$	0.00
		d.	Amount Paid	$	2,937.50
		e.	Shortfall Amount (a + b + c - d)	$	0.00

26	.	Class A Noteholder Interest Amounts
		a.	Class A-1 Monthly Interest	$	19,940.46
		b.	Additional Note Interest related to Class A-1 Monthly Interest	$	0.00
		c.	Interest Due on Additional Note Interest related to Class A-1 Monthly Interest	$	0.00
		d.	Total Class A-1 Note Interest (sum a - c)	$	19,940.46

		e.	Class A-2 Monthly Interest	$	65,938.89
		f.	Additional Note Interest related to Class A-2 Monthly Interest	$	0.00
		g.	Interest Due on Additional Note Interest related to Class A-2 Monthly Interest	$	0.00
		h.	Total Class A-2 Note Interest (sum e-g)	$	65,938.89

		i.	Class A-3 Monthly Interest	$	159,986.67
		j.	Additional Note Interest related to Class A-3 Monthly Interest	$	0.00
		k.	Interest Due on Additional Note Interest related to Class A-3 Monthly Interest	$	0.00
		l.	Total Class A-3 Note Interest (sum i-k)	$	159,986.67

		m.	Class A-4 Monthly Interest	$	119,686.67
		n.	Additional Note Interest related to Class A-4 Monthly Interest	$	0.00
		o.	Interest Due on Additional Note Interest related to Class A-4 Monthly Interest	$	0.00
		p.	Total Class A-4 Note Interest (sum m-o)	$	119,686.67

27	.	Priority Principal Distributable Amount		$	0.00

28	.	Class B Noteholder Interest Amount
		a.	Class B Monthly Interest	$	85,921.88
		b.	Additional Note Interest related to Class B Monthly Interest	$	0.00
		c.	Interest Due on Additional Note Interest related to Class B Monthly Interest	$	0.00
		d.	Total Class B Note Interest (sum a-c)	$	85,921.88

29	.	Secondary Principal Distributable Amount		$	5,171,909.99

30	.	Class C Noteholder Interest Amount
		a.	Class C Monthly Interest	$	28,988.56
		b.	Additional Note Interest related to Class C Monthly Interest	$	0.00
		c.	Interest Due on Additional Note Interest related to Class C Monthly Interest	$	0.00
		d.	Total Class C Note Interest (sum a-c)	$	28,988.56

31	.	Tertiary Principal Distributable Amount		$	8,225,000.00

32	.	Required Payment Amount (Ln 23 + Ln 25 +(sum of Ln 26 through Ln 31))		$	14,271,977.29

33	.	Reserve Account Deficiency		$	0.00


34	.	Regular Principal Distributable Amount	$	7,990,554.08

35	.	Remaining Unpaid Servicer Transition Expenses, if any	$	0.00

36	.	Additional Servicing Fees, if any	$	0.00


37	.	Remaining Unpaid Backup Servicer Indemnity Amounts, if any		$	0.00

Collection Account Activity

38	.	Deposits
		a.	Total Daily Deposits of Finance Charge Collections	$	3,411,646.57
		b.	Total Daily Deposits of Principal Collections	$	13,396,911.56
		c.	Withdrawal from Reserve Account	$	0.00
		d.	Interest Income	$	214.66
		e.	Total Deposits to Collection Account (sum a - d)	$	16,808,772.79


39	.	Withdrawals
		a.	Servicing Fee and Unreimbursed Servicer Advances	$	391,666.67
		b.	Backup Servicing Fee and Unreimbursed Backup Servicer Advances	$	2,937.50
		c.	Deposit to Note Payment Account for Monthly Note Interest/Principal	$	16,414,168.62
		d.	Deposit to Reserve Account	$	0.00
		e.	Excess Collections (Deposit to Certificate Payment Account for payment to Certificateholder)	$	0.00
		f.	Total Withdrawals from Collection Account (sum a - e)	$	16,808,772.79

Note Payment Account Activity

40	.	Deposits
		a.	Class A-1 Interest Distribution	$	19,940.46
		b.	Class A-2 Interest Distribution	$	65,938.89
		c.	Class A-3 Interest Distribution	$	159,986.67
		d.	Class A-4 Interest Distribution	$	119,686.67
		e.	Class B Interest Distribution	$	85,921.88
		f.	Class C Interest Distribution	$	28,988.56

		g.	Class A-1 Principal Distribution	$	15,933,725.37
		h.	Class A-2 Principal Distribution	$	0.00
		i.	Class A-3 Principal Distribution	$	0.00
		j.	Class A-4 Principal Distribution	$	0.00
		k.	Class B Principal Distribution	$	0.00
		l.	Class C Principal Distribution	$	0.00
		m.	Total Deposits to Note Payment Account (sum a - l)	$	16,414,188.50

41	.	Withdrawals
		a.	Class A-1 Distribution	$	15,953,665.83
		b.	Class A-2 Distribution	$	65,938.89
		c.	Class A-3 Distribution	$	159,986.67
		d.	Class A-4 Distribution	$	119,686.67
		e.	Class B Distribution	$	85,921.88
		f.	Class C Distribution	$	28,988.56
		g.	Total Withdrawals from Note Payment Account (sum a - f)	$	16,414,188.50

Certificate Payment Account Activity

42	.	Deposits
		a.	Excess Collections	$	0.00
		b.	Reserve Account surplus (Ln 52)	$	0.00
		c.	Total Deposits to Certificate Payment Account (sum a - b)	$	0.00

43	.	Withdrawals
		a.	Certificateholder Distribution	$	0.00
		b.	Total Withdrawals from Certificate Payment Account	$	0.00

Required Reserve Account Amount

44	.	Lesser of: (a or b)
		a.	$1,175,000.00	$	1,175,000.00
		b.	Note Balance	$	454,066,274.63

45	.	Required Reserve Account Amount		$	1,175,000.00


Reserve Account Reconciliation

46	.	Beginning Balance (as of end of preceding Distribution Date)	$	0.00
47	.	Investment Earnings	$	19.88
48	.	Reserve Account Draw Amount	$	0.00
49	.	Reserve Account Amount (Ln 46+ Ln 47 - Ln 48)	$	19.88
50	.	Deposit from Available Funds (Ln 39d)	$	0.00

51	.	If Reserve Account Balance exceeds Required Reserve Account Amount, payment to
		a.	the Note Payment Account for the payment of principal to the extent of any unfunded Regular Principal Distribution Amount;	$	19.88
		b.	any Successor Servicer for the payment of any unfunded Transition Costs and Additional Servicing Fee	$	0.00
52	.	Payment to Certificateholder if Reserve Account Balance exceeds Required Reserve Account Amount
			and to the extent no unfunded amounts described in Ln 51 exist	$	0.00
53	.	Ending Balance (Ln49 + Ln50 - Ln51 - Ln52)		$	0.00
54	.	Reserve Account Deficiency (Ln45 - Ln53)		$	1,175,000.00


Instructions to the Trustee

55	.	Amount to be deposited from the Reserve Account into the Collection Account			$	0.00
56	.	Amount to be paid to Servicer from the Collection Account			$	391,666.67
57	.	Amount to be paid to Backup Servicer from the Collection Account			$	2,937.50
58	.	Amount to be deposited from the Collection Account into the Note Payment Account			$	16,414,168.62
59	.	Amount to be deposited from the Collection Account into the Certificate Payment Account			$	0.00
60	.	Amount to be deposited from the Collection Account into the Reserve Account			$	0.00
61	.	Amount to be deposited from the Reserve Account, if Reserve Account Balance exceeds
		Required Reserve Account Amount, into
		a. the Note Payment Account for any unfunded Regular Principal Distributable Amount			$	19.88
		b. the Certificate Payment Account for payment to the Certificateholder,
			if no unfunded Regular Principal distributable amount exists		$	0.00
62	.	Amount to be paid to Class A-1 Noteholders from the Note Payment Account			$	15,953,665.83
63	.	Amount to be paid to Class A-2 Noteholders from the Note Payment Account			$	65,938.89
64	.	Amount to be paid to Class A-3 Noteholders from the Note Payment Account			$	159,986.67
65	.	Amount to be paid to Class A-4 Noteholders from the Note Payment Account			$	119,686.67
66	.	Amount to be paid to Class B Noteholders from the Note Payment Account			$	85,921.88
67	.	Amount to be paid to Class C Noteholders from the Note Payment Account			$	28,988.56
68	.	Amount to be paid to Certificateholders from the Certificate Payment Account with respect to Excess
		Collections and Reserve Account surplus			$	0.00

Net Loss and Delinquency Activity

69	.	Net Losses with respect to preceding Collection Period			$	0.00
70	.	Cumulative Net Losses			$	0.00
71	.	Cumulative Net Loss Percentage				0.0000%

72	.	Delinquency Analysis		Number of		Principal
				Loans		Balance

		a.	31 to 60 days past due	233	$	2,384,590.30
		b.	61 to 90 days past due	1	$	4,458.62
		c.	91 or more days past due	0	$	0.00
		d.	Total Past Due (sum a - c)	234		2,389,048.92

Servicer Covenant
73	.	CarMax, Inc Consolidated Tangible Net Worth as of the end of the Related Fiscal Quarter			$	1,835,893,000.00
74	.	Is CarMax, Inc Consolidated Tangible Net Worth greater than $1,000,000,000?				Yes

IN WITNESS WHEREOF, the undersigned has duly executed this certificate on March 09, 2010.

CARMAX BUSINESS SERVICES, LLC
As Servicer

By:			/s/ Keith D. Browning

Name:			Keith D. Browning

Title:			Executive Vice President and Chief Financial Officer

CarMax Auto Owner Trust 2010-1 10-D