DSL · OK

Diesel Mechanic Schools in Oklahoma

15 schools in Oklahoma reported diesel mechanic graduates for 2023-24, 341 awards in all. Sorted by number of graduates.

Oklahoma State University Institute of Technology

1801 E 4th St, Okmulgee, OK · Public, 4-year

DSL 61
LINE 71
HVAC 46
AUTO 41
CNST 28
IMT 16

Grads 2023-24: 61 diesel mechanic
In-state tuition/yr 2025-26: $5,774
Median pay 1 yr out: $62,236 associate degree

Northeast Technology Center

511 S Elliott St, Pryor, OK · Public, under 2-year

DSL 51
CNC 151
ELEC 80
BODY 60
AUTO 51
CDL 23
HEO 15
LINE 10

Grads 2023-24: 51 diesel mechanic
Largest program 2025-26: $3,318
Median pay 10 yrs, all: $42,455

High Plains Technology Center

3921 34th St, Woodward, OK · Public, under 2-year

DSL 48
WELD 51
CARP 22
AUTO 10

Grads 2023-24: 48 diesel mechanic
Program tuition 2023-24: $1,013 9 mo
Median pay 10 yrs, all: $38,501

Tulsa Technology Center

3420 S Memorial Drive, Tulsa, OK · Public, 2-year

DSL 26
A&P 146
AUTO 83
WELD 68
BODY 61
CARP 61
CNST 43
HVAC 41
CDL 39
ELEC 38
CNC 35

Grads 2023-24: 26 diesel mechanic
Largest program 2025-26: $3,840
Median pay 1 yr out: $51,322 undergraduate certificate

Francis Tuttle Technology Center

12777 N Rockwell Ave, Oklahoma City, OK · Public, under 2-year

DSL 23
AUTO 63
CARP 31
WELD 28
BODY 24
CNC 14
CNST 6

Grads 2023-24: 23 diesel mechanic
Largest program 2025-26: $2,880
Median pay 1 yr out: $35,838 undergraduate certificate

Southern Oklahoma Technology Center

2610 Sam Noble Parkway, Ardmore, OK · Public, under 2-year

DSL 22
CARP 36
HVAC 33
AUTO 28
HEO 25
ELEC 23
WELD 23
BODY 22
IMT 14
A&P 12

Grads 2023-24: 22 diesel mechanic
Largest program 2025-26: $1,500
Median pay 10 yrs, all: $46,120

Gordon Cooper Technology Center

1 John C Bruton Blvd, Shawnee, OK · Public, 2-year

DSL 19
A&P 27
CNC 23
AUTO 19
WELD 18
ELEC 16
HVAC 14
CARP 13
BODY 2

Grads 2023-24: 19 diesel mechanic
Program tuition 2023-24: $2,100 10 mo
Median pay 1 yr out: $55,331 undergraduate certificate

Oklahoma Technical College

4444 South Sheridan, Tulsa, OK · Private nonprofit, 2-year

DSL 18
AUTO 35
HVAC 21
WELD 20

Grads 2023-24: 18 diesel mechanic
Program tuition 2023-24: $18,794 9 mo
Median pay 1 yr out: $36,175 undergraduate certificate

Caddo Kiowa Technology Center

1415 N. 7th Street, Fort Cobb, OK · Public, under 2-year

DSL 14
WELD 16
HVAC 10
CARP 6
AUTO 5

Grads 2023-24: 14 diesel mechanic
Program tuition 2023-24: $2,375 10 mo
Median pay 10 yrs, all: $24,151

Central Technology Center

3 CT Circle, Drumright, OK · Public, under 2-year

DSL 13
CDL 557
LINE 27
WELD 26
HVAC 23
ELEC 12
AUTO 11
PLMB 9
CARP 7
CNST 4

Grads 2023-24: 13 diesel mechanic
Largest program 2025-26: $2,659
Median pay 10 yrs, all: $35,188

Canadian Valley Technology Center

6505 E Hwy 66, El Reno, OK · Public, 2-year

DSL 13
WELD 64
HVAC 35
AUTO 33
ELEC 31
A&P 24
BODY 21
CNC 21
CARP 11
CNST 11

Grads 2023-24: 13 diesel mechanic
Largest program 2025-26: $4,562
Median pay 10 yrs, all: $37,269

Kiamichi Technology Center-McAlester

301 Kiamichi Dr, McAlester, OK · Public, under 2-year

DSL 11
WELD 121
AUTO 63
ELEC 46
HVAC 35
CARP 21
CNC 11
BODY 9
HEO 6

Grads 2023-24: 11 diesel mechanic
Largest program 2025-26: $2,100
Median pay 10 yrs, all: $34,881

Autry Technology Center

1201 W Willow, Enid, OK · Public, 2-year

DSL 9
HVAC 22
WELD 14
BODY 13
AUTO 12
CNC 9
CARP 7

Grads 2023-24: 9 diesel mechanic
Largest program 2025-26: $4,000
Median pay 10 yrs, all: $41,953

Mid-America Technology Center

27438 State Hwy 59, Wayne, OK · Public, under 2-year

DSL 9
AUTO 17
BODY 16
WELD 15
ELEC 12
CARP 11
LINE 10
HVAC 9
CNC 9
CNST 4

Grads 2023-24: 9 diesel mechanic
Largest program 2025-26: $1,000
Median pay 10 yrs, all: $37,226

Western Technology Center

621 Sooner Drive, Burns Flat, OK · Public, under 2-year

DSL 4
WELD 21
AUTO 13
HVAC 13
CARP 12
BODY 7
CNST 7

Grads 2023-24: 4 diesel mechanic
Largest program 2025-26: $3,125
Median pay 10 yrs, all: $33,326

Diesel Mechanic Schools by city

Licensing in Oklahoma

Requirements are set by Oklahoma (and sometimes your city), not by the school. Look up the current rules for diesel technicians on CareerOneStop's License Finder for Oklahoma. General path: Diesel Mechanic Schools overview.

BLS puts the median annual wage for bus and truck mechanics and diesel engine specialists in Oklahoma at $55,340 (middle 80% from $37,250 to $76,130), May 2025. BLS Occupational Outlook Handbook.

Questions, answered from the data

How many diesel mechanic schools are there in Oklahoma?

15 schools in Oklahoma reported diesel mechanic graduates to the Department of Education for 2023-24, 341 awards in all (279 undergraduate certificates, 62 associate degrees).

How long is diesel mechanic school?

Among the 4 diesel mechanic programs in Oklahoma that reported a length to IPEDS for 2023-24, the median took 9.5 months to finish. Community college associate degrees usually take two years full time.

How much does diesel mechanic school cost in Oklahoma?

At schools that price by program, the median published tuition and fees for a whole diesel mechanic program was $2,238 in 2023-24 (4 programs reporting, from $1,013 to $18,794). Grants and aid lower what most students pay.

How much does a diesel technician make in Oklahoma?

The BLS median annual wage for bus and truck mechanics and diesel engine specialists in Oklahoma was $55,340 in May 2025; the lowest-paid 10% earned under $37,250 and the top 10% over $76,130.

What do diesel mechanic graduates earn right after school?

Across 4 schools in Oklahoma with College Scorecard data, the median of their graduates' median earnings one year after a certificate was $43,748. Scorecard reports this for the broader program family and only for federally aided graduates.

All trade schools in Oklahoma

Sources: IPEDS Completions 2023-24 (C2024_A) and Directory (HD2024), NCES; College Scorecard institution data (2025-26 charges, released Nov 2, 2026) and field-of-study data (Oct 15, 2026); FMCSA Training Provider Registry (as of 2026-11-02); BLS Occupational Employment and Wage Statistics, May 2025. Checked 2026-11-02. How we build this list.