How Much Do Common Car Repairs Cost?
DIY vs shop prices for the 10 most common vehicle repairs. These same figures feed the in-app repair cost calculator and your maintenance schedule, so you always know what a fair shop price looks like — and what you can save by doing it yourself.
The figures below are AI-generated national-average sample estimates. Actual costs vary by vehicle, location, and parts quality. For exact estimates tailored to your car, subscribe to QuackAuto.
| Repair | DIY (parts) | Shop (total) | Est. savings |
|---|---|---|---|
| Oil & Filter Change Fluids & Filters | $40–$60 | $65–$105 | $40 |
| Front Brake Pad Replacement Brakes | $55–$80 | $250–$400 | $255 |
| Car Battery Replacement Electrical | $160–$190 | $250–$320 | $110 |
| Tire Rotation Tires & Wheels | Free | $40–$65 | $50 |
| Engine Air Filter Replacement Fluids & Filters | $30–$40 | $65–$90 | $45 |
| Spark Plug Replacement Engine | $40–$65 | $170–$230 | $140 |
| Front Brake Rotor Replacement Brakes | $90–$130 | $380–$500 | $340 |
| Alternator Replacement Electrical | $180–$230 | $500–$640 | $380 |
| Cabin Air Filter Replacement Fluids & Filters | $20–$30 | $55–$85 | $45 |
| Coolant Flush Cooling | $30–$50 | $130–$190 | $115 |
| Transmission Replacement Transmission | $1800–$3800 | $3200–$8200 | $2900 |
| Engine Replacement Engine | $2300–$4400 | $4400–$8200 | $2500 |
| Timing Belt & Water Pump Replacement Engine | $190–$440 | $500–$1300 | $560 |
Frequently asked questions
How much does a brake job cost?
A front brake pad replacement costs about $55–$80 in parts if you do it yourself, versus $250–$400 at an independent shop. Adding front rotors brings the DIY total to roughly $145–$210 and the shop total to $630–$900.
Is it cheaper to do car repairs yourself?
DIY repairs save the labor and markup that shops charge — typically 60–80% of the total bill. An oil change costs about $45 in parts at home versus $85 at a shop; a brake job can save $250 or more per axle.
What are the easiest car repairs to do at home?
Oil changes, air filter and cabin air filter swaps, battery replacement, and tire rotation require minimal tools and no lifting beyond a basic jack. These four services alone can save $120–$250 per year versus shop pricing.
Sources
Cost estimates and maintenance intervals on this page are compiled from the following publicly available sources. Click through to verify or explore further.
- RepairPal — Repair Cost Estimator
- YourMechanic — Repair Services & Guides
- AutoZone — Auto Parts Pricing
- Advance Auto Parts — Auto Parts Pricing
- O'Reilly Auto Parts — Auto Parts Pricing
- NAPA Auto Parts — Auto Parts Pricing
- AAA — Car Maintenance & Repair
- Edmunds — Car Maintenance Guides
- Consumer Reports — Car Maintenance
- Car and Driver — Car Maintenance