Grease Monkey Transmission Flush Cost: What to Expect 2026
Owners typically pay a mid-range price for a transmission flush at Grease Monkey, with costs driven by fluid type, vehicle model, and whether transmission service includes a filter replacement. The price range reflects parts, fluids, labor, and potential add-ons such as a new filter or pan gasket.
Cost awareness helps buyers compare quotes and plan a budget. This article breaks down price components, regional differences, and real-world scenarios to help motorists estimate a transmission flush expense accurately.
| Item | Low | Average | High | Notes |
|---|---|---|---|---|
| Transmission flush (labor) | $80 | $150 | $250 | Typical 1–2 hours; varies by model and shop labor rate. |
| Fluids (DEXRON/MATF) | $40 | $70 | $140 | Includes transmission fluid and capacity-based fill. |
| Filter/parts | $15 | $40 | $90 | Some vehicles require a service filter or pan gasket. |
| Diagnostic/flush kit fees | $0 | $10 | $40 | Optional or included in labor in some markets. |
| Additional fluids disposal | $0 | $5 | $15 | Environmental disposal charges may apply. |
Overview Of Costs
Typical cost range for a transmission flush at Grease Monkey generally spans from about $120 to $360, depending on the vehicle and service level. For most passenger cars, expect the center of the range around $150–$220 when a standard flush with new fluid and a filter is completed. Assumptions: region, model, fluid type, and whether a filter is replaced.
Cost Breakdown
When budgeting, consider all components that contribute to the final price. The breakdown below shows common line items and typical price bands. In practice, some shops bundle diagnostics with the flush, while others itemize every part.
| Component | Low | Average | High | Notes |
|---|---|---|---|---|
| Labor | $80 | $150 | $250 | Rate varies by region; 1–2 hours common. |
| Fluids | $40 | $70 | $140 | DA/ATF type depends on vehicle. |
| Filters | $15 | $40 | $90 | Some transmissions require a filter replacement. |
| Disposal/Environmental | $0 | $5 | $15 | Per-visit charge may apply. |
| Taxes & Permits | $0 | $5 | $15 | State/local taxes vary; no major permit usually required. |
What Drives Price
Key price variables include vehicle type, transmission technology, and the current fluid capacity. For example, some modern automatics use synthetic fluids with different viscosities, potentially increasing fluid costs. Additionally, high-mileage transmissions may trigger a pan gasket or filter replacement, nudging the high end of the range upward.
Labor, Hours & Rates
Labor time estimates range from 1 to 2.5 hours, depending on access and service level. data-formula=”labor_hours × hourly_rate”> Regional wage differences also affect the hourly rate; urban centers generally run higher labor rates than rural areas. For a typical 6–8 quarts capacity, some shops estimate the job as a standard flush, while those handling older transmissions may need extra steps.
Regional Price Differences
Prices vary by region, with three representative U.S. market types showing distinct deltas. In the Northeast, higher shop rates and fluids costs can drive totals 5–12% above national averages. In the Midwest, costs tend to align with the national mid-range, while the Southwest often presents lower labor costs but higher fluid taxes in some locales. A regional delta of ±8–15% is plausible depending on city and shop.
Real-World Pricing Examples
Three scenario cards illustrate how quotes can differ by vehicle and shop policy. These snapshots assume a standard flush with a filter replacement where applicable.
Assumptions: sedan, 5-speed automatic, Dexron VI, 8 quarts capacity, no extensive gasket work.
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Basic — Vehicle: compact sedan; labor 1 hour; fluids and a basic filter included.
- Totals: $120–$180 (Low–High)
- Per-unit: $15–$40 fluids, $0–$20 filter
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Mid-Range — Vehicle: family sedan; labor 1.5 hours; new filter; Dexron VI.
- Totals: $180–$260
- Per-unit: $60–$90 filter, $40–$70 fluids
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Premium — Vehicle: SUV or light truck; labor 2–2.5 hours; premium synthetic fluid; new gasket.
- Totals: $260–$360
- Per-unit: $90–$120 fluids, $20–$40 filter/gasket
Advantages, Alternatives & Savings
Alternatives to a full flush include a drain-and-fill or a limited service, which typically cost less but may not fully rejuvenate the transmission. For vehicles nearing the end of life, some owners opt for a diagnostic check with a partial flush, potentially saving money while confirming system health. Seasonal promotions, loyalty programs, or bundled services can also yield measurable savings on price.
Maintenance & Ownership Costs
Five-year cost outlook for transmission maintenance varies, but a full flush is often a preventive measure. If performed every 40,000–60,000 miles, the cumulative cost remains manageable within a vehicle’s maintenance budget. Expect potential future costs if additional parts wear or a rogue leak is detected during service.
Fees To Watch For
Hidden and incidental charges can appear as shop supplies, shop fees, or disposal surcharges. Always obtain a written estimate that separates labor, fluids, parts, and any required gasket or filter charges. If a quote seems unusually low, ask what is and isn’t included to avoid surprise fees at pickup.