You just bought your truck. The dealer says "maintenance is simple – just follow the schedule."
Then you get your first PM bill for $1,200. Your second month, a sensor goes bad: $800. Month three, you need tires: $3,500.
Nobody warned you about THIS.
Let me show you the real maintenance schedule and what it actually costs. Not the dealer's optimistic estimates, but what owner operators are paying in 2026.
The PM Schedule Every Owner Operator Needs to Know
Different manufacturers have different schedules, but here's what you're looking at:
Freightliner/Western Star PM Intervals
A-Service (every 15,000 miles):
- Oil and filter change
- Grease chassis (20-25 points)
- Visual inspection of brakes, belts, hoses
- Check fluid levels
- Tire rotation (if needed)
- Cost: $400-$600
B-Service (every 30,000 miles):
- Everything in A-Service PLUS:
- Fuel filter replacement
- Detailed brake inspection
- Exhaust system check
- Suspension inspection
- Coolant system check
- Cost: $800-$1,200
Additional intervals:
- Engine air filter: Every 90,000-100,000 miles ($150-$250)
- Air dryer filter: Every 150,000 miles ($100-$200)
- Transmission service: Every 100,000-150,000 miles ($600-$1,000)
Sources: TEC Equipment PM Schedule, Freightliner Preventive Maintenance
Kenworth/Peterbilt PM Intervals
PM-A (every 12,500 miles):
- Oil and filter change
- Grease job (20-25 fittings)
- Basic inspection
- Top off fluids
- Cost: $450-$700
PM-B (every 25,000 miles):
- Everything in PM-A PLUS:
- Fuel filters
- Brake adjustment and inspection
- Full chassis inspection
- DEF system check
- Cost: $900-$1,400
Paccar engines (MX-13):
- Oil changes: Every 50,000 miles with semi-synthetic ($500-$700)
- Fuel filters: Every oil change
- Coolant service: Every 300,000 miles ($800-$1,200)
Cummins engines (X15):
- Oil changes: Every 50,000 miles ($500-$700)
- Fuel filters: Every 25,000 miles
- Valve adjustment: Every 300,000-400,000 miles ($800-$1,500)
Sources: Kenworth Truck Maintenance, TruckersReport PM Schedule
What Labor Actually Costs in 2026
Here's the reality of shop rates:
National average: $190/hour (up from $125/hour three years ago)
Regional breakdown:
- Western US: $200-$220/hour
- Midwest: $170-$190/hour
- South: $160-$185/hour
- Northeast: $185-$210/hour
Why the jump? Technician shortage. There aren't enough diesel mechanics, so shops charge more.
What this means for you:
Simple A-Service (2 hours of labor + parts):
- Labor: $380-$440
- Oil (10-13 gallons): $65-$90
- Filter: $40-$60
- Grease/misc: $20-$30
- Total: $505-$620
Complex B-Service (4-5 hours of labor + parts):
- Labor: $760-$950
- Oil and filters: $105-$150
- Fuel filter: $80-$120
- Other parts/fluids: $100-$150
- Total: $1,045-$1,370
Sources: Labor Cost Trends FreightWaves, AAA Labor Rates 2026
Annual Maintenance Budget by Mileage
Here's what to actually budget based on how many miles you run:
100,000 miles per year (regional/local)
Scheduled maintenance:
- PM-A services (8 times): $4,000-$5,600
- PM-B services (4 times): $3,600-$5,200
- Annual total: $7,600-$10,800
Unscheduled repairs (average):
- Sensor failures, small repairs: $2,000-$4,000
- One medium repair: $1,500-$3,000
- Total unscheduled: $3,500-$7,000
Tires:
- Drive tires (2): $1,400-$1,800
- Trailer tires (2-4): $1,200-$2,400
- Total tires: $2,600-$4,200
Annual total: $13,700-$22,000 Cost per mile: $0.14-$0.22
150,000 miles per year (OTR)
Scheduled maintenance:
- PM-A services (12 times): $6,000-$8,400
- PM-B services (6 times): $5,400-$8,200
- Annual total: $11,400-$16,600
Unscheduled repairs:
- Higher mileage = more breakdowns: $5,000-$10,000
Tires:
- Drive tires (4-6): $2,800-$5,400
- Trailer tires (4-8): $2,400-$4,800
- Total tires: $5,200-$10,200
Annual total: $21,600-$36,800 Cost per mile: $0.14-$0.25
Sources: Schneider O/O Maintenance Costs, International Used Truck Center
What Owner Operators Actually Spend (Real Forum Data)
TallJoe (8 years O/O, 91,484 miles in 2021): "Maintenance and repairs was the highest ever too. Most of it is nickel and dime. Buy the time you fix or replace an N-th part on the truck, the parts you replaced at first...will start giving out again."
- Cost per mile: $1.42 (total operational cost excluding wages)
Long FLD (100,000 miles in 2021): Maintenance & Repairs: $16,755.76
- Cost per mile for maintenance: $0.17
- Total operational costs: $106,688.47
uncleal13 (Road Train Member): "When I was doing five axle it was $800 a month. Now I'm doing eight axle, it's pretty close to $2,000 a month including trailer and tires."
- 5-axle monthly: $800 ($9,600/year)
- 8-axle monthly: $2,000 ($24,000/year)
HopeOverMope (Road Train Member): "Average annual maintenance cost for O/O's across the board are about 5k - 25k"
x1Heavy (Road Train Member): "If a nice engine in total costs about 40,000...you will want a new engine fund to be at least that much in say... 5 years. Call it 800 dollars a month."
Sources: TruckersReport: O/O Costs 2021, TruckersReport: Monthly Maintenance Budget
The Big Repairs You Need to Budget For
These are the costs that wipe out unprepared owner operators:
Engine Repairs
DEF/SCR system failure:
- Cost: $4,000-$10,000
- When: Usually 400,000-600,000 miles
- Signs: Check engine light, derating, poor fuel economy
EGR cooler replacement:
- Cost: $2,500-$4,500
- When: 300,000-500,000 miles
- Signs: Overheating, coolant loss, white smoke
Turbocharger replacement:
- Cost: $2,000-$4,000
- When: 400,000-600,000 miles
- Signs: Loss of power, black smoke, oil leaks
Full engine overhaul:
- Cost: $20,000-$35,000
- When: 800,000-1,200,000 miles
- Alternative: Remanufactured engine $25,000-$40,000
Transmission Repairs
Clutch replacement (manual):
- Cost: $2,500-$4,000
- When: 400,000-600,000 miles
- Signs: Slipping, hard shifts, burning smell
Transmission overhaul/replacement:
- Cost: $8,000-$15,000
- When: 500,000-800,000 miles
- Signs: Slipping gears, delayed engagement, grinding
Brake System
Complete brake job (per axle):
- Cost: $300-$900
- When: Every 100,000-150,000 miles
- Includes: Pads, drums/rotors, adjustment
Air disc brake overhaul:
- Cost: $5,000 (all axles)
- When: Every 200,000-300,000 miles
ABS module replacement:
- Cost: $600-$2,000
- When: As needed (sensor failures common)
Suspension and Steering
Air ride suspension repair:
- Air bags (each): $200-$400
- Complete system: $2,000-$4,000
Steering system:
- Tie rod ends: $300-$600
- Steering box rebuild: $800-$1,500
- Complete overhaul: $2,500-$4,000
Sources: BFS Fleet Service Breakdown, Mann's Wrecker Most Expensive Repairs
Monthly Maintenance Budget Breakdown
Let's get specific. Here's how to budget month by month:
Steady-State Maintenance (Every Month)
Reserve for scheduled PM:
- Running 12,500 miles/month: $500-$700
- Running 10,000 miles/month: $400-$600
- Running 7,500 miles/month: $300-$500
Reserve for unscheduled repairs:
- New truck (under 300K miles): $200-$400/month
- Mid-life truck (300K-600K): $500-$800/month
- High-mileage truck (600K+): $800-$1,500/month
Tire reserve:
- $300-$500/month
- Covers gradual replacement of all tires
Total monthly reserve:
- New truck: $1,000-$1,600/month
- Mid-life truck: $1,200-$1,900/month
- High-mileage truck: $1,400-$2,500/month
The "Oh Crap" Fund
Beyond monthly reserves, you need a separate emergency fund:
Minimum emergency fund: $10,000
This covers:
- Transmission failure on the road ($8,000-$15,000)
- Major tow bill ($500-$2,000)
- Hotel while truck is down ($150-$300/night)
- Rental truck if you need to keep running ($250-$400/day)
Owner operator quote: "The minimum you should shoot for is $2,500 in your reserve for licensing and $15,000 in maintenance." – reverendhandy, TruckersReport
Build your emergency fund: "Put 15% of every load away. If that's high, start with 10%." – reverendhandy
If you gross $10,000/week:
- 10% = $1,000/week = $4,000/month
- 15% = $1,500/week = $6,000/month
Takes 2-3 months to build a $10,000 cushion at 15%.
Sources: TruckersReport: Monthly Maintenance Budget
New Truck vs Old Truck Maintenance Costs
New Truck (0-250,000 miles)
Annual maintenance: $8,000-$12,000
What you pay for:
- Scheduled PMs only
- Occasional sensor replacement
- Tires
- DEF fluid (monthly)
What warranty covers:
- Engine failures
- Transmission issues
- Most major component failures
Monthly budget: $700-$1,000
Pros:
- Predictable costs
- Minimal downtime
- Warranty coverage
Cons:
- Still paying truck payment ($2,500-$3,500/month)
- Expensive dealer service
Mid-Life Truck (250,000-600,000 miles)
Annual maintenance: $15,000-$25,000
What you pay for:
- Scheduled PMs
- More frequent repairs
- DPF regeneration issues
- Sensor failures (common)
- Clutch/brake work starting
No warranty protection
Monthly budget: $1,250-$2,100
Pros:
- Truck might be paid off
- Lower overall operating cost than new + payment
Cons:
- Unpredictable repair costs
- More downtime
- Stress of unexpected bills
High-Mileage Truck (600,000+ miles)
Annual maintenance: $20,000-$35,000
What you pay for:
- All scheduled PMs
- Major component replacements starting (turbo, injectors)
- Transmission/clutch likely needed
- Suspension work
- Possible engine overhaul
Monthly budget: $1,700-$3,000
Pros:
- Truck is paid off (hopefully)
- You know this truck inside and out
Cons:
- Something breaks every month
- Risk of catastrophic failure
- Hard to plan cash flow
PM Checklist: What Should Be Checked Every Time
Every PM Service Should Include:
Engine:
- Oil and filter change
- Check for leaks (oil, coolant, fuel)
- Belt condition and tension
- Turbo operation (no unusual noise)
- Air filter restriction level
- DEF system check
Transmission:
- Fluid level and condition
- Check for leaks
- Clutch operation (manual)
- Shift quality (automated)
Brakes:
- Lining thickness measurement
- Drum/rotor condition
- Air system pressure test
- Slack adjuster operation
- Brake chamber inspection
Suspension:
- Air bag condition
- Leaf spring condition
- Shock absorber leaks
- Torque rod bushings
- U-bolt torque
Tires:
- Tread depth (minimum 4/32" steer, 2/32" drive)
- Inflation pressure
- Unusual wear patterns
- Sidewall damage
Lights and Electrical:
- All lights functioning
- Battery voltage and condition
- Alternator output
- Wiring damage
Frame and Body:
- Frame cracks
- Crossmember condition
- Fifth wheel operation
- Fuel tank mounting
- Air tank drains
Sources: UTI Diesel Maintenance Checklist, AltLINE Semi-Truck Maintenance
DIY Maintenance vs Shop Work: The Real Cost Difference
What You Can Do Yourself
Oil change (if you have the space and tools):
- DIY cost: $100-$150 (oil + filter + disposal)
- Shop cost: $400-$600
- Savings: $250-$450
- Time: 1-2 hours
Air filter replacement:
- DIY cost: $80-$150 (filter)
- Shop cost: $150-$250
- Savings: $70-$100
- Time: 15 minutes
Grease job:
- DIY cost: $30-$50 (grease)
- Shop cost: $100-$200 (included in PM)
- Savings: $70-$150
- Time: 30-45 minutes
Pre-trip inspection (daily):
- DIY cost: $0
- Catches problems early = Savings: Thousands in avoided breakdowns
- Time: 15-20 minutes
Annual DIY savings potential: $2,000-$4,000 if you do all your own basic maintenance.
What You Shouldn't DIY
Brake work:
- Improper adjustment = accident liability
- Requires special tools
- DOT inspection implications
- Use a shop
Transmission work:
- Highly specialized
- Expensive mistakes possible
- Requires diagnostic tools
- Use a shop
Engine internal work:
- Beyond oil changes, leave it to pros
- Warranty implications if done wrong
- Use a shop
Emissions system:
- DEF/DPF/SCR work requires scan tools
- EPA violations possible
- Use a shop
How to Cut Maintenance Costs Without Cutting Corners
1. Preventive Maintenance Actually Saves Money
Example: $600 oil change every 50,000 miles vs $25,000 engine overhaul at 600,000 miles
Skipping oil changes shortens engine life from 1,000,000+ miles to 400,000-600,000 miles.
The math:
- 12 oil changes over 600,000 miles: $7,200
- Engine overhaul at 600,000 miles (from neglect): $25,000
- Total cost of neglect: $32,200
vs.
- 20 oil changes over 1,000,000 miles: $12,000
- No engine overhaul needed
- Total cost with maintenance: $12,000
Savings: $20,200
2. Shop Around for Non-Emergency Repairs
PM at dealer:
- Cost: $1,200-$1,500
- Advantage: OEM parts, trained techs
- Disadvantage: Premium pricing
PM at independent shop:
- Cost: $800-$1,100
- Advantage: 30-40% savings
- Disadvantage: Variable quality
PM at truck stop chain (Love's, TA, Pilot):
- Cost: $900-$1,200
- Advantage: Nationwide, 24/7 availability
- Disadvantage: Quality varies by location
Annual savings with independent shop: $2,000-$4,000
3. Buy Parts Online for Non-Urgent Repairs
Example: Sensor replacement
At shop:
- Parts markup: 30-50%
- Labor: $190/hour × 1 hour
- Total: $400-$500
DIY with online parts:
- Sensor cost: $80-$120 (online)
- Your time: 30 minutes
- Total: $80-$120
Savings: $280-$380
What works online:
- Filters (air, oil, fuel)
- Sensors
- Belts and hoses
- Light bulbs
- Wipers
What doesn't:
- Emergency parts (can't wait for shipping)
- Parts you're not sure about (wrong part = downtime)
4. Join a Maintenance Program
Some truck stops and chains offer programs:
Love's Fleet Care:
- Discounted PM services
- Nationwide network
- Pre-negotiated rates
TA/Petro RoadSquad:
- Flat-rate PMs
- Points programs
- Fuel discounts
Savings: 10-20% on scheduled maintenance
5. Track Everything
Why tracking saves money:
You can identify patterns:
- "My truck eats serpentine belts every 150,000 miles" (stock up when you see a deal)
- "I spend $600 on sensors annually" (budget for it, don't panic)
- "DEF costs me $80/month" (factor into rate negotiation)
Apps and tools:
- Simply Fleet (free)
- Fleetio (paid, more features)
- Good old Excel spreadsheet
Tracking also helps at tax time – maintenance is deductible.
Red Flags: When to Take It to a Shop Immediately
Don't try to limp along with these issues:
Engine:
- Check engine light with derating
- Sudden loss of power
- Unusual noises (knocking, grinding)
- Coolant in the oil or oil in the coolant
- Excessive blow-by
Transmission:
- Won't go into gear
- Slipping under load
- Grinding or clunking
- Fluid leaking
Brakes:
- Soft pedal
- Brake warning light
- Pulling to one side
- Grinding noises
Steering:
- Excessive play in wheel
- Hard to turn
- Pulling without brake input
Trying to save money by ignoring these = bigger bills later.
Maintenance Schedule by Component
Here's when to expect major component work:
0-300,000 Miles
- Routine PMs only
- Occasional sensor replacements
- Tire replacements (150,000-200,000 miles)
- First clutch (if manual, around 250,000-300,000)
300,000-600,000 Miles
- First major EGR/DEF system work (400,000-500,000)
- Turbocharger replacement possible (400,000-600,000)
- Transmission service getting critical
- Suspension components wearing (bushings, air bags)
- Second clutch replacement
600,000-900,000 Miles
- Engine overhaul decision point (rebuild vs replace)
- Transmission overhaul likely
- Third clutch replacement
- Extensive suspension work
- Possible rear differential work
900,000+ Miles
- Everything is wearing out
- Multiple systems need attention
- Decision point: Keep fixing or replace truck?
The Monthly Maintenance Budget Template
For a truck running 120,000 miles/year:
| Category | Monthly Amount | Annual Total |
|---|---|---|
| Scheduled PM | $600 | $7,200 |
| Unscheduled repairs | $500 | $6,000 |
| Tires | $400 | $4,800 |
| Emergency fund contribution | $500 | $6,000 |
| Total Monthly | $2,000 | $24,000 |
Cost per mile: $0.20
Adjust based on:
- Truck age (older = +$300-$500/month)
- Mileage (higher miles = +$200-$400/month)
- Your mechanical skills (DIY = -$200-$400/month)
Maintenance Records: Why They Matter
Proper maintenance records:
Help with resale:
- Documented PMs increase truck value 10-15%
- Buyers pay more for proven maintenance
Help with audits:
- DOT wants maintenance records
- Prove you're compliant
Help with diagnosis:
- "When did we last replace the X sensor?"
- Patterns emerge (helps predict failures)
Help with taxes:
- Deduct every penny spent
- Audit protection
What to keep:
- Every receipt (paper or digital)
- Oil analysis reports
- Parts invoices
- Labor invoices
- Inspection reports
The Bottom Line on Maintenance Costs
Here's what to actually expect:
First year (new truck):
- Monthly: $800-$1,200
- Annual: $10,000-$15,000
- Mostly predictable
Years 2-5 (under warranty):
- Monthly: $1,000-$1,500
- Annual: $12,000-$18,000
- Some surprises, but manageable
Years 6-10 (out of warranty):
- Monthly: $1,500-$2,500
- Annual: $18,000-$30,000
- More unpredictability
Years 10+ (high mileage):
- Monthly: $2,000-$3,500
- Annual: $24,000-$42,000
- Budget for major overhaul
The real question isn't "how much" but "did you budget for it?"
Most owner operators fail because they:
- Don't set aside maintenance reserves
- Spend the maintenance fund on other things
- Get hit with a $10,000 repair and can't cover it
Don't be that owner operator.
Set aside the money EVERY month. Even when things are going well. Especially when things are going well.
Because the truck doesn't care about your cash flow. It will break when it breaks.
How FF Dispatch Helps Owner Operators Cover Maintenance Costs
Here's the brutal truth: You can't avoid maintenance costs. But you CAN earn enough to cover them comfortably.
That's where most owner operators struggle. They're taking $2.20/mile loads and then panicking when a $3,000 repair bill hits.
The real problem: You're not earning enough per load to build proper reserves.
How We Help You Afford Maintenance
We negotiate better rates on every single load. Not just finding freight – actual rate negotiation with brokers.
Example: Broker posts $2.40/mile. We negotiate to $2.75/mile. That's $350 more on a 1,000-mile load.
That $350 per load difference IS your maintenance fund.
Run 3 loads per week:
- Our rates: +$1,050/week in extra earnings
- Standard rates: $0 extra
- Monthly difference: $4,200
That covers:
- Your PM ($600)
- Unexpected repair ($500)
- Tire fund ($400)
- Emergency fund contribution ($500)
- Plus $2,200 left for you
What We Do
Negotiate every load (not just book it)
- We push brokers for better rates
- We know what lanes should pay
- We don't take the first offer
Get you paid faster
- Follow up on every invoice
- Chase down detention pay
- Get accessorials you'd normally miss
Simple pricing
- 6% of gross revenue
- You pay us after you get paid
- No hidden fees
- Cancel anytime (no contracts)
Real Results
Our owner operators average $2.65/mile vs $2.30/mile booking their own freight.
That $0.35/mile difference on 120,000 miles/year = $42,000 more annual revenue.
That $42,000 covers your entire maintenance budget with room to spare.
"Before FF Dispatch, maintenance costs stressed me out. I was taking cheap loads and praying nothing broke. Now I'm averaging $2.70/mile and my maintenance fund has $8,000 in it. That $1,200 PM bill? Covered. The $2,800 DEF system repair? Stressful but manageable. I'm actually building reserves instead of scrambling every month." – FF Dispatch client
Ready to earn enough to actually afford maintenance?
Call/Text: (302) 608-0609 Email: gia@dispatchff.com Website: new.dispatchff.com
Sources
- TEC Equipment: Semi Truck Service Intervals
- TruckersReport: Preventative Maintenance Schedule
- Freightliner: Preventive Maintenance
- Kenworth Truck Maintenance - TEL
- FreightWaves: Labor and Parts Costs Driving Maintenance Bills Higher
- AAA: Average Mechanic Labor Rates by State 2026
- Schneider O/O: Semi-Truck Maintenance Costs
- International Used Truck Center: Average Maintenance Cost
- TruckersReport: Independent O/O Costs 2021
- TruckersReport: Monthly Maintenance Budget
- BFS Fleet Service: Truck Repair Costs Breakdown
- Mann's Wrecker: Most Expensive Semi Truck Repairs
- UTI: Preventative Diesel Truck Maintenance Checklist
- AltLINE: Semi-Truck Maintenance Checklist and Schedule