Exhibit 99.1

GM Financial Automobile Leasing Trust 2021-3

1.17% Exchange Note

Class A-1 0.12945% Asset Backed Notes

Class A-2 0.24% Asset Backed Notes

Class A-3 0.39% Asset Backed Notes

Class A-4 0.50% Asset Backed Notes

Class B 0.76% Asset Backed Notes

Class C 1.03% Asset Backed Notes

Class D 1.16% Asset Backed Notes

Servicer’s Certificate

Beginning of Period:	01/01/24
End of Period:	01/31/24
Number of days in Interest Period (Actual/360):	29
Number of days in Collection Period:	31
Report Due Date:	02/15/24
Distribution Date:	02/20/24
Transaction Month:	30

					Original Agg.
2021-3 Designated Pool	Units		Start Date	Closing Date	Securitization Value
		48,939	07/01/2021	08/18/2021	$	1,372,020,610

Total		48,939			$	1,372,020,610

RECONCILIATION OF 2021-3 DESIGNATED POOL AGGREGATE SECURITIZATION VALUE

{1}

Beginning of period Aggregate Securitization Value

{1}

285,964,539

{2}

Reduction in Agg. Securitization Value due to payments

{2}

3,243,783

{3}

Reduction in Agg. Securitization Value due to Defaulted Leases

{3}

577,576

{4}

Reduction in Agg. Securitization Value due to early terminations, dealer buyouts, cancellations, repurchases

{4}

41,522,844

{5}

Other adjustments

{5}

{6}

Total change in Agg. Securitization Value

{6}

45,344,203

{7}

End of period Aggregate Securitization Value

{7}

240,620,336

{8}

Pool Factor

{8}

17.537662

RECONCILIATION OF 2021-3 EXCHANGE NOTE

{9}	Original Exchange Note Balance	{9}	$	1,335,000,000

{10}	Beginning of period Exchange Note Balance	{10}	$	248,943,929

{11}	Exchange Note Principal Payment Amount	{11}		45,344,203

{12}	End of period Exchange Note Balance	{12}	$	203,599,726

{13}	Note Pool Factor	{13}		15.250916	%

RECONCILIATION OF THE ASSET BACKED NOTES

			Class A-1			Class A-2			Class A-3			Class A-4
{14}	Original Note Balance	{14}	$	207,000,000		$	429,000,000		$	429,000,000		$	90,920,000

{15}	Beginning of period Note Balance	{15}	$	0		$	0		$	0		$	49,293,096

{16}	Noteholders’ Principal Distributable Amount	{16}		0			0			0			45,344,203
{17}	Noteholders’ Accelerated Principal Amount	{17}		0			0			0			0
{18}	Aggregate Principal Parity Amount	{18}		0			0			0			0
{19}	Matured Principal Shortfall	{19}		0			0			0			0

{20}	End of period Note Balance	{20}	$	0		$	0		$	0		$	3,948,893

{21}	Note Pool Factor	{21}		0.000000	%		0.000000	%		0.000000	%		4.343261	%

			Class B			Class C			Class D			TOTAL
{22}	Original Note Balance	{22}	$	46,650,000		$	48,020,000		$	45,960,000		$	1,296,550,000

{23}	Beginning of period Note Balance	{23}	$	46,650,000		$	48,020,000		$	45,960,000		$	189,923,096

{24}	Noteholders’ Principal Distributable Amount	{24}		0			0			0			45,344,203
{25}	Noteholders’ Accelerated Principal Amount	{25}		0			0			0			0
{26}	Aggregate Principal Parity Amount	{26}		0			0			0			0
{27}	Matured Principal Shortfall	{27}		0			0			0			0

{28}	End of period Note Balance	{28}	$	46,650,000		$	48,020,000		$	45,960,000		$	144,578,893

{29}	Note Pool Factor	{29}		100.000000	%		100.000000	%		100.000000	%		11.151046	%

EXCHANGE NOTE MONTHLY PRINCIPAL PAYMENT AND INTEREST CALCULATIONS

Principal payment calculation:

{30}

Beginning of period Designated Pool Balance

{30}

285,964,539

{31}

Ending Designated Pool Balance

{31}

240,620,336

{32}

Unpaid prior Exchange Note Principal Payment Amount

{32}

{33}

Sum of {31} + {32}

{33}

240,620,336

{34}

Exchange Note Principal Payment Amount {30} - {33}

{34}

45,344,203

	Interest calculation:
		Beg Note Balance		Interest Carryover		Interest Rate			Days	Days Basis	Interest
{35}		$	248,943,929	$	0		1.17	%	30	30/360	$	242,721

RECONCILIATION OF EXCHANGE NOTE COLLECTION ACCOUNT

Additions:

{36}

2021-3 Designated Pool Collections (net of Liquidation Proceeds and fees)

{36}

4,617,864

{37}

Net Liquidation Proceeds collected during period

{37}

47,256,636

{38}

Investment Earnings

{38}

224,552

{39}

Investment Earnings - transferred to Indenture Note Collection Account

{39}

(224,552

)

{40}

Deposit from Servicer

{40}

{41}

Total Additions:

{41}

51,874,500

Distributions:

{42}

To the Servicer, Designated Pool Servicing Fee

{42}

238,304

{43}

To the 2021-3 Exchange Noteholder, the Exchange Note Interest Payment Amount

{43}

242,721

{44}

To the 2021-3 Exchange Noteholder, the Exchange Note Principal Payment Amount

{44}

45,344,203

{45}

To the 2021-3 Exchange Noteholder, any funds available to pay obligations pursuant to Indenture Section 8.3 (a)(i) through (xvii)

{45}

{46}

To the 2021-3 Exchange Noteholder, all remaining funds to be applied as Excess Exchange Note Payments

{46}

6,049,272

{47}

Total Distributions:

{47}

51,874,500

NOTEHOLDERS’ MONTHLY PRINCIPAL PAYMENT AND INTEREST CALCULATIONS

Noteholders’ Principal Distributable calculation:

{48}

Beginning Agg. Securitization Value

{48}

285,964,539

{49}

Ending Agg. Securitization Value

{49}

240,620,336

{50}

Principal Distributable Amount {48} - {49}

{50}

45,344,203

{51}

Noteholders’ Principal Carryover Amount

{51}

{52}

Principal Distributable Amount + Noteholders’ Principal Carryover Amount

{52}

45,344,203

{53}

Amount required to reduce Outstanding Amount after giving effect to distributions made pursuant to Indenture Section 8.3 (i) through (xiii) to the Required Pro Forma Note Balance

{53}

45,344,203

{54}

Noteholders’ Principal Distributable Amount Lessor of {52} and {53}

{54}

45,344,203

	Noteholders’ Interest Distributable calculation:
	Class	Beg Note Balance		Interest Carryover		Interest Rate			Days	Days Basis	Interest
{55}	Class A-1	$	0	$	0		0.12945	%	29	Actual/360	$	0
{56}	Class A-2	$	0		0		0.24	%	30	30/360		0
{57}	Class A-3	$	0		0		0.39	%	30	30/360		0
{58}	Class A-4	$	49,293,096		0		0.50	%	30	30/360		20,539
{59}	Class B	$	46,650,000		0		0.76	%	30	30/360		29,545
{60}	Class C	$	48,020,000		0		1.03	%	30	30/360		41,218
{61}	Class D	$	45,960,000		0		1.16	%	30	30/360		44,428

RECONCILIATION OF INDENTURE COLLECTION ACCOUNT

Available Funds:

{62}

2021-3 Exchange Note Collections

{62}

51,636,196

{63}

Investment Earnings

{63}

{64}

Investment Earnings - transferred from Exchange Note Collection Account

{64}

224,552

{65}

Investment Earnings - and amounts released from Reserve Account pursuant to Section 2.14(b)(ii) of Servicing Supplement

{65}

15,379

{66}

Optional Purchase Price

{66}

{67}

Indenture Section 5.4 disposition of Collateral

{67}

{68}

Available Funds:

{68}

51,876,127

{69}

Reserve Account Withdrawal Amount

{69}

{70}

Total Distributable Funds:

{70}

51,876,127

Distributions:

{71}

To the Successor Servicer, unpaid transition expenses, pro rata

{71}

{72}

To the Indenture Trustee, any accrued and unpaid fees & expenses, pro rata

{72}

417

{73}

To the Issuer Owner Trustee, any accrued and unpaid fees & expenses, pro rata

{73}

208

{74}

To the Asset Representations Reviewer, any accrued and unpaid fees & expenses, pro rata

{74}

{75}

Class A-1 Noteholders’ Interest Distributable Amount pari passu

{75}

{76}

Class A-2 Noteholders’ Interest Distributable Amount pari passu

{76}

{77}

Class A-3 Noteholders’ Interest Distributable Amount pari passu

{77}

{78}

Class A-4 Noteholders’ Interest Distributable Amount pari passu

{78}

20,539

{79}

Class A Noteholders’ Principal Parity Amount or Matured Principal Shortfall

{79}

{80}

Class B Noteholders’ Interest Distributable Amount

{80}

29,545

{81}

Class B Noteholders’ Principal Parity Amount or Matured Principal Shortfall

{81}

{82}

Class C Noteholders’ Interest Distributable Amount

{82}

41,218

{83}

Class C Noteholders’ Principal Parity Amount or Matured Principal Shortfall

{83}

{84}

Class D Noteholders’ Interest Distributable Amount

{84}

44,428

{85}

Class D Noteholders’ Principal Parity Amount or Matured Principal Shortfall

{85}

{86}

Noteholders’ Principal Distributable Amount

{86}

45,344,203

{87}

To the Reserve Account, the Reserve Amount Required Amount

{87}

{88}

To the Noteholders, the Accelerated Principal Amount (as calculated below)

{88}

{89}

To the Successor Servicer, any amounts in excess of the caps set forth, pro rata

{89}

{90}

To the Indenture Trustee, any amounts in excess of the caps set forth, pro rata

{90}

{91}

To the Asset Representations Reviewer, any amounts in excess of the caps set forth, pro rata

{91}

{92}

To the Issuer Owner Trustee, any amounts in excess of the caps set forth, pro rata

{92}

{93}

To the Issuer Trust Certificateholders, the aggregate amount remaining

{93}

6,395,569

{94}

Total Distributions:

{94}

51,876,127

PRINCIPAL PARITY AMOUNT CALCULATION

	Class	(X) Cumulative Note Balance		(Y) Aggregate Securitization Value		(I) Excess of (X) - (Y)		(II) Total Available Funds in Indenture Collection Account		Lesser of (I) or (II)
{95}	Class A	$	49,293,096	$	240,620,336	$	0	$	51,854,963	$	0
{96}	Class B		95,943,096		240,620,336		0		51,825,418		0
{97}	Class C		143,963,096		240,620,336		0		51,784,200		0
{98}	Class D		189,923,096		240,620,336		0		51,739,772		0

ACCELERATED PRINCIPAL AMOUNT CALCULATION

{99}

Excess Total Available Funds

{99}

6,395,569

{100}

Beginning Note Balance

{100}

189,923,096

{101}

Principal payments through Indenture Section 8.3 (a) (i) through (xv)

{101}

45,344,203

{102}

Pro-Forma Note Balance

{102}

144,578,893

{103}

Ending Aggregate Securitization Value

{103}

240,620,336

{104}

7% of Aggregate Securitization Value as of Cutoff ($96,041,443)

{104}

96,041,443

{105}

Required Pro Forma Note Balance {103} - {104}

{105}

144,578,893

{106}

Excess of Pro Forma Balance minus Required Pro Forma Balance {102} - {105}

{106}

{107}

Lesser of Excess Total Available Funds and Excess of Pro Forma Note Balance

{107}

OVERCOLLATERALIZATION CALCULATIONS

Exchange Note:

{108}

Ending Aggregate Securitization Value

{108}

240,620,336

{109}

End of Period Note Balance

{109}

203,599,726

{110}

Overcollateralization

{110}

37,020,610

{111}

Overcollateralization %

{111}

15.39

Asset Backed Notes:

{112}

Ending Aggregate Securitization Value

{112}

240,620,336

{113}

End of Period Note Balance

{113}

144,578,893

{114}

Overcollateralization

{114}

96,041,443

{115}

Overcollateralization %

{115}

39.91

RECONCILIATION OF 2021-3 CASH RESERVE ACCOUNT

{116}

Specified Reserve Balance

{116}

3,430,052

{117}

Beginning of Period Reserve Account balance

{117}

3,430,052

{118}

Investment Earnings

{118}

15,379

{119}

From the Indenture Collection Account, the Reserve Account Required Amount

{119}

{120}

To the Indenture Collection Account, the Reserve Account Withdrawal Amount

{120}

{121}

Total Reserve balance available:

{121}

3,445,431

{122}

Specified Reserve Balance

{122}

3,430,052

{123}

Release Excess Cash to Indenture Collection Available Funds

{123}

15,379

{124}

End of period Reserve Account balance

{124}

3,430,052

ASSET REPRESENTATIONS REVIEW DELINQUENCY TRIGGER

Dollars

Percentage

{125}

Receivables with Scheduled Payment delinquent 61 days or more

{125}

1,661,466

0.69

{126}

Compliance (Trigger Violation is a Delinquency Rate Greater Than 2.90%)

{126}

Yes

By:	/s/ Randal L. Willis
Name:	Randal L. Willis
Title:	Senior Vice President, Securitization & Conduit Reporting
Date:	February 14, 2024

GM Financial

GMALT 2021-3

Supplemental Monthly Data

January 31, 2024

	Aggregate Securitization Value			Residual Value
Beginning of Period	$	285,964,539		$	268,022,907
Change		(45,344,203	)		(41,390,838	)
End of Period	$	240,620,336		$	226,632,069

Residual Value as % of Agg. Securitization Value					94.19	%

Delinquency

Leases with scheduled payment delinquent	Number of Leases		Agg. Securitization Value		Percentage⁽¹⁾
0 - 30 days		10,780		236,623,292		98.34	%
31 - 60 days		93		2,335,578		0.97	%
61 - 90 days		49		1,308,648		0.54	%
91 - 120 days		14		352,818		0.15	%
Total		10,936		240,620,336		100.00	%

Lease Terminations

	Current Period				Cumulative
	Number of Leases		Agg. Securitization Value		Number of Leases		Agg. Securitization Value
Retained vehicles by lessee
Early terminations		567		12,860,340		19,822		470,149,940
Standard terminations		885		19,958,904		14,637		293,067,505
Total retained by lessee		1,452		32,819,244		34,459		763,217,445
Returned Vehicles
Early terminations		156		2,889,774		786		15,321,226
Standard terminations		304		5,813,825		1,724		33,975,340
Total returned to dealer		460		8,703,599		2,510		49,296,566
Charged off leases / Repossessed vehicles		22		577,576		998		24,119,484
Repurchases		0		0		36		557,216
Other		0		0		0		0
Total terminations		1,934		42,100,419		38,003		837,190,711

Lease Extensions/Deferments

	Current Period
	Number of Leases		Agg. Securitization Value		Percentage

Term Extensions		301		5,576,106		1.95	%

Deferments		3		123,025		0.04	%

Net Credit (Gain) Loss

	Current Period			Cumulative
Agg. Securitized Value of early term defaults		577,576			24,119,484
less: Sales proceeds		630,378			30,854,782
less: Excess wear and excess mileage received		95			251
less: Other amounts received		0			0
Net Credit (Gain) Loss		(52,897	)		(6,735,549	)

Residual (Gain) Loss on Returned Vehicles

Agg. Securitized Value of returned vehicles sold by Servicer	8,423,444		48,148,310
add: Reimbursement of outstanding residual advance	N/A		N/A
less: Sales proceeds	9,759,003		60,655,347
less: Excess wear and excess mileage received	95,687		451,743
less: Other recovery amounts	0		0
Residual (Gain) Loss	(1,431,246	)	(12,958,780	)

	Current Period			Prev. Month
Prepay Speed		1.1086	%		-0.6374	%

Return Rate based on Scheduled to Terminate⁽²⁾		19.2872	%		11.5716	%

Return Rate based on Terminated Leases⁽³⁾		23.7849	%		16.4816	%

(1)

Percentages may not add to 100% due to rounding.

(2)

Percentage of total number of vehicles returned to dealer over number of vehicles scheduled to terminate per month.

(3)

Percentage of total number of vehicles returned to dealer over number of vehicles terminated per month.

GM Financial Automobile Leasing Trust 2021-3 10-D