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Mount Pleasant, TX

Mount Pleasant, TX ignition interlock: 1 certified installer

1 in town, 24 more within reach of Mount Pleasant

Verified · next review

1 certified center in Mount Pleasant, run by 1 provider. Addresses below — call ahead, most centers fit devices by appointment.

Centers here
1
Providers
1
Monthly · national guide
$70
national guide — Texas publishes no figure
Where to go

Certified installation centers in Mount Pleasant

Sorted by how far they are from the center of Mount Pleasant. Where two providers work out of the same garage, we list the garage once with both names, and we include nearby towns when their center is closer than one of your own.

1
Smart Start of N.E. Tx.
928 W 16th St, Mount Pleasant, TX 75455 · under 1 mile from the center of Mount Pleasant
Smart Start
2
Webbworks Automotive LLC outside Mount Pleasant
308 Walker St, Gilmer, TX 75644 · 29 miles from the center of Mount Pleasant
state-certified · cert 1-01060per Texas DPS — certified ignition interlock service centers, checked 2026-09-05
Intoxalock
3
Robinson Automotive outside Mount Pleasant
1067 Village Dr, Sulphur Springs, TX 75482 · 36 miles from the center of Mount Pleasant
state-certified · cert 1-100279per Texas DPS — certified ignition interlock service centers, checked 2026-09-05
RoadGuard Interlock
4
Pete's Tire Shop & Service outside Mount Pleasant
416 S Main St, Quitman, TX 75783 · 38 miles from the center of Mount Pleasant
LifeSafer
5
Childers Automotive outside Mount Pleasant
1351 S Hillcrest Dr, Sulphur Springs, TX 75482 · 38 miles from the center of Mount Pleasant
state-certified · cert 1-00916per Texas DPS — certified ignition interlock service centers, checked 2026-09-05
Intoxalock
6
NB Motor Co outside Mount Pleasant
312 E Hoskins St, New Boston, TX 75570 · 39 miles from the center of Mount Pleasant
state-certified · cert 1-01367per Texas DPS — certified ignition interlock service centers, checked 2026-09-05
Intoxalock
7
East Texas Tire and Brake outside Mount Pleasant
432 Broadway St, Maud, TX 75567 · 39 miles from the center of Mount Pleasant
Intoxalock
8
Big 5 Auto outside Mount Pleasant
111 E Us Hwy 80, White Oak, TX 75693 · 45 miles from the center of Mount Pleasant
state-certified · cert 1-100311per Texas DPS — certified ignition interlock service centers, checked 2026-09-05
Intoxalock
9
Charlies Auto Repair & Speed Shop outside Mount Pleasant
207 E Us Highway 80, White Oak, TX 75693 · 45 miles from the center of Mount Pleasant
IntoxalockRoadGuard Interlock
10
Big Daddy's Stereo outside Mount Pleasant
2624 Bill Owens Pkwy, Longview, TX 75604 · 45 miles from the center of Mount Pleasant
state-certified · cert 1-00309per Texas DPS — certified ignition interlock service centers, checked 2026-09-05
Intoxalock
11
Smart Start of N.E. TX. outside Mount Pleasant
3515 W Marshall Ave, Longview, TX 75604 · 46 miles from the center of Mount Pleasant
RoadGuard InterlockSmart Start
12
Smart Start of N.E. Texas -Paris2 outside Mount Pleasant
550 N Main ST, Paris, TX 75460 · 49 miles from the center of Mount Pleasant
Smart Start
13
Road Runner Service and Tire outside Mount Pleasant
2735 N Main, Paris, TX 75460 · 50 miles from the center of Mount Pleasant
Intoxalock
14
ProTech Automotive and Service outside Mount Pleasant
454 Fm 1252 E, Kilgore, TX 75662 · 50 miles from the center of Mount Pleasant
Intoxalock
15
Protech Automotive & Services outside Mount Pleasant
454 Fm 1252, Kilgore, TX 75662 · 50 miles from the center of Mount Pleasant
LifeSafer
16
Bar M Tire and Service outside Mount Pleasant
302 E Main St, Hallsville, TX 75650 · 51 miles from the center of Mount Pleasant
state-certified · cert 1-100089per Texas DPS — certified ignition interlock service centers, checked 2026-09-05
Intoxalock
17
R&R Adventures / ST Mob outside Mount Pleasant
7000 W 7th St, Texarkana, TX 75501 · 51 miles from the center of Mount Pleasant
RoadGuard Interlock
18
Shields Motor Company Inc outside Mount Pleasant
3740 E Loop Dr, Longview, TX 75602 · 51 miles from the center of Mount Pleasant
state-certified · cert 1-100346per Texas DPS — certified ignition interlock service centers, checked 2026-09-05
Intoxalock
19
Valvoline Oil & Brake Center of Lindale outside Mount Pleasant
2202 S Main St, Lindale, TX 75771 · 52 miles from the center of Mount Pleasant
state-certified · cert 1-01476per Texas DPS — certified ignition interlock service centers, checked 2026-09-05
Intoxalock
20
Protech Automotive & Services outside Mount Pleasant
1252 E Kilgore, Kilgore, TX 75662 · 53 miles from the center of Mount Pleasant
LifeSafer
21
Smart Start of N.E. Tx. outside Mount Pleasant
4368 US Highway 271, Tyler, TX 75708 · 56 miles from the center of Mount Pleasant
Smart Start
22
R&R Adventures outside Mount Pleasant
4368 Us-271, Tyler, TX 75708 · 56 miles from the center of Mount Pleasant
RoadGuard Interlock
23
Audio Center outside Mount Pleasant
310 Main St, Texarkana, TX 75501 · 57 miles from the center of Mount Pleasant
IntoxalockLow Cost InterlockSmart Start
24
Select Installation Services outside Mount Pleasant
211 W 3rd St, Texarkana, TX 75501 · 57 miles from the center of Mount Pleasant
RoadGuard Interlock
25
Norman Automotive outside Mount Pleasant
1609 W Gentry Pkwy, Tyler, TX 75702 · 59 miles from the center of Mount Pleasant
state-certified · cert 1-100214per Texas DPS — certified ignition interlock service centers, checked 2026-09-05
Intoxalock

Compiled from providers’ own public location directories and deduplicated to unique physical places (how we build this index). Listing is not an endorsement, and no center pays to appear.

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What Texas requires

Texas attaches the interlock to the license itself: when a court order reaches the Department, your driving privilege is canceled on the 30th day after it notifies you, unless you fit a device and obtain a restricted interlock license. The restriction is also mandatory by statute for anyone granted an occupational license after a DWI conviction, whether or not the order spells it out — a judge can waive it only by finding it unnecessary for public safety.

  • First offense: For the duration of the suspension, unless the court finds good cause to remove the device early
  • Lockout threshold: Set by the device standard the Department certifies; the statute does not fix a number
  • Program run by: Texas Department of Public Safety, on the court order

Full Texas rules, providers and all 324 cities →

Titus County · 2020–2022

Why Texas orders these devices

An interlock order is not a judgment about you personally — it is what the state does with every case of this kind, and the reason sits in the crash record.

Fatal crashes involving a drinking driver
7
of 24 fatal crashes in Titus County
Share of fatal crashes
29%
Texas overall: 26%
People killed in those crashes
7
Titus County, 2020–2022

Source: NHTSA Fatality Analysis Reporting System, 2020–2022. The count covers fatal crashes where police recorded that a driver had been drinking, which is narrower than the federal 0.08 BAC measure and therefore understates the real figure. Titus County runs above the Texas average, which is part of why the interlock requirement here is enforced the way it is. What the device changes is measurable too: a car fitted with one cannot be started over the limit, which is why the order attaches to driving privileges rather than to the sentence.

Nearby

Other cities in Texas

If nothing in Mount Pleasant works for you, a center one town over often has an earlier appointment — the price does not change.

Questions

Interlock questions in Mount Pleasant

Where can I get an ignition interlock device installed in Mount Pleasant, TX?

We index 1 certified installation point in Mount Pleasant, run by Smart Start. Addresses are listed above. Book with the provider your paperwork names, not the nearest one — a device approved in one state is not automatically approved in the next, and switching brands mid-term means a second installation fee.

How much does it cost to have an ignition interlock device installed in Texas?

Texas does not publish a price, so the honest answer is the national one: NHTSA puts installation at $70 to $90 and monitoring at about $70 a month, roughly $3 to $4 a day. Quotes in Mount Pleasant will sit around that unless the provider is charging for something the state does not require.

Can I drink one beer and still start the car in Texas?

Almost certainly not. Texas does not print one fixed number in the statute — the level is set by the certifying agency in the device standard, typically between 0.02% and 0.025% BAC, far below the 0.08% driving limit. The device is not testing whether you are impaired, it is testing whether you drank. One drink shortly before a test is enough on most programs, and the fail is recorded whether or not you try again.

What does an ignition interlock device do?

An ignition interlock is a breath-alcohol tester wired into your car ignition. You blow into it before starting the engine; if your breath alcohol is above the state threshold, the engine will not start.

While you are driving, the device asks for rolling retests at random intervals. Every sample, skipped test, and lockout is recorded and sent to the agency monitoring your case.

All Texas cities →Why Texas requires it →What it costs in TexasDUI lawyers in TexasIf the device recorded a violation →

The class Texas requires →The insurance filing in TexasHow long it stays on your record →