AP Diesel Diagnostics

10/12/2026

10/05/2026

🚛 HOUSTON TRUCK OWNERS & FLEETS — NEW CUSTOMER SPECIAL!

Not sure what’s going on with your truck? Don’t guess — diagnose it first. 🔧

For only $99, book a Mobile Truck Health Check and I’ll come to you.

✅ Full Computer Scan
✅ Engine & Transmission Check
✅ DPF / DEF / SCR System Check
✅ Battery & Charging System Check
✅ Visual Leak Inspection
✅ Brake & Suspension Inspection

🚛 Semi Trucks
🚧 Mixer Trucks
🔧 Heavy-Duty Trucks
🏢 Owner-Operators & Fleets Welcome

📍 Houston • Humble • Baytown & surrounding areas
📅 Appointments Only • Weekend Availability

💰 NEW CUSTOMERS — $99

Have a check-engine light, emissions problem, electrical issue, or just want to know what your truck needs?

📩 MESSAGE AP MOBILE MECHANIC TO BOOK YOUR APPOINTMENT

AP Mobile Mechanic
ASE Certified • Professional Diesel Diagnostics

Diagnostic/inspection only. Repairs, parts, and additional diagnostic labor are extra.

10/02/2026

Replace fuel injectors and fuel lines

09/29/2026

DEF Pump

09/27/2026

09/21/2026

We never stop

09/20/2026

🚛 CHECK ENGINE LIGHT? DPF, DEF OR SCR PROBLEMS?

Get your heavy-duty truck’s emissions system professionally diagnosed for ONLY $100!

🔧 Emissions System Diagnostics
✅ DPF System Diagnostics
✅ DEF System Diagnostics
✅ SCR / Aftertreatment Diagnostics
✅ Check Engine & Fault Code Scan
✅ Sensor & System Testing
✅ Professional Computer Diagnostics

💲 $100 DIAGNOSTIC SPECIAL

📅 APPOINTMENT ONLY

⚠️ Diagnostic service only. Repairs, parts, DPF cleaning and additional services are not included in the $100 offer.

🚚 Semi Trucks • Mixer Trucks • Heavy-Duty Diesel

📍 Houston • Humble • Baytown & surrounding areas

📩 Message AP Mobile Mechanic to schedule your appointment.

09/20/2026

When a DEF system starts acting up on the road, it can turn into downtime fast—especially for mixer trucks that can’t miss scheduled pours. In our latest guide, we break down practical DEF system troubleshooting steps for heavy-duty trucks, including what to check and how to pinpoint the real cause before parts get thrown at it. It’s written from the shop floor with advanced diagnostics in mind, so you can get back to hauling safely and on time. If you run commercial trucks in the Houston area, this is the kind of disciplined troubleshooting that helps prevent repeat failures.

https://apmobilemechanic.repair/def-system-troubleshooting-for-trucks/

09/18/2026

🚛⚠️ CHECK ENGINE LIGHT ON?

Don’t keep guessing—get your truck scanned.

🔥 $100 MOBILE ENGINE LIGHT DIAGNOSTIC 🔥

We come to you with professional heavy-duty diagnostic equipment.

💻 Computer scan & diagnostics
🔧 Read engine fault codes
📊 Check live diagnostic data
🔍 Help identify the cause of the warning light

🚛 SEMI TRUCKS • MIXER TRUCKS • HEAVY-DUTY DIESEL TRUCKS

⚠️ $100 covers computer scan & diagnostic service only. Repairs, parts, and additional troubleshooting are not included.

📅 APPOINTMENTS ONLY
📍 Houston • Humble • Baytown & surrounding areas

🔧 AP Diesel Diagnostics / AP Mobile Mechanic

📞 Call or Text: 346-442-9680
🌐 apmobilemechanic.repair
📧 [email protected]
💬 Facebook Messenger: AP Diesel Diagnostics

📩 Call, text, or message us to book your appointment!