2021 Mercedes S Class heater core price snapshot
- Low
- $100
- Average
- $280
- High
- $540
Year-specific price guide
Used 2021 Mercedes S Class Heater Core prices
Year-specific used heater core pricing for the 2021 Mercedes S Class, built from real salvage yard and junkyard listings with condition grade and fitment detail.
SKWritten bySaurabh Kumar · Co-Founder & CTO
SK
Saurabh Kumar
Co-Founder & CTO, Part Price Guide
Built the pricing pipeline that collects and normalizes used OEM part listings from salvage yards and online marketplaces across the US.
ASReviewed byAmbika Sharma · Co-Founder & COO
Last updatedSep 26, 2026AS
Ambika Sharma
Co-Founder & COO, Part Price Guide
12 years of project management and technical operations experience. Reviews price guides for sample size, fitment accuracy, and data freshness.
Part overview
About the 2021 Mercedes S Class heater core
A used 2021 Mercedes S Class heater core costs between $100 and $540, with a median of $305 from 39 salvage yard listings.
What the heater core does, common failure signs, and prices across all vehicles: used heater core price guide →
Price summary
A used 2021 Mercedes S Class heater core costs $100 to $540, with a median asking price of $305. Based on 39 priced salvage yard listings across the US, compatible across 2014–2021 (7 model years), updated Sep 26, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$305
Grade B (good)$116
USD
Condition comparison
Price by part grade
Grade AClean / low wear$100–$54037 listings
Grade BStandard used$116–$1161 listings
Grade XUngraded$200–$2001 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $100–$540 | 37 | |
| Grade BStandard used | $116–$116 | 1 | |
| Grade XUngraded | $200–$200 | 1 |
Median by grade
Grade price comparison
Grade A$305
Grade B$116
Ungraded$200
Median asking price by seller-reported condition grade · $100–$540 overall range
Replacement cost
What is the 2021 Mercedes S Class heater core replacement cost?
- Used part
- $305
- 2021 Mercedes S Class median asking price
- Labor
- $475–$1,500
- 5–10 hours at $95–$150/hr
- Estimated total
- $780–$1,805
- median used part + labor
Labor is a typical independent-shop range for heater core replacement, not a quote for your vehicle; it does not include coolant refill, and dashboard reassembly on vehicles requiring full dash removal. The part price is the live median from the salvage-yard listings on this page. Full heater core replacement cost breakdown
Fitment matters
Price by trim & variant
Year-specific context
How does the 2021 Mercedes S Class compare?
The 2021 guide is based on 50 observed listings, including 39 with posted prices. Its $305 median is 163% above the Mercedes S Class guide's $116 median.
Among the 7 model years with current price data, 2021 ranks #7 from lowest to highest median.
Interchange data shows this part is also listed under model years 2014, 2015, 2016, 2017, 2019, 2020. Shopping across all 7 compatible years may surface better prices or condition grades.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Compare model years
What does a Mercedes S Class heater core cost in other years?
Keep browsing this vehicle
What other Mercedes S Class parts are priced?
01wide ±108%
AC Compressor
$250median
$80$620
02wide ±181%
ABS Module
$255median
$75$1,000
03wide ±198%
Air Bag
$225median
$50$940
04wide ±186%
Alternator
$202median
$36$788
05wide ±209%
Axle Shaft
$278median
$50$1,212
06wide ±136%
Blower Motor
$105median
$45$331
07wide ±259%
Brake Caliper
$280median
$50$1,499
08wide ±181%
Rear Bumper Assembly
$946median
$170$3,600
09wide ±190%
Front Bumper
$600median
$225$2,500
10wide ±137%
Rear Bumper
$550median
$150$1,655
11wide ±239%
Car Radio
$271median
$55$1,350
12wide ±171%
Center Console
$212median
$63$787
13wide ±189%
AC Condenser
$200median
$45$800
14wide ±222%
Control Arm
$180median
$50$849
15
Differential
Price data updating
16wide ±137%
Door Assembly
$998median
$250$2,975
17wide ±125%
Drive Shaft
$342median
$108$962
18wide ±105%
Engine
$9,999median
$3,995$25,000
19wide ±229%
Engine Computer
$241median
$44$1,150
20wide ±133%
Exhaust Manifold
$250median
$79$742
21wide ±145%
Fender
$475median
$122$1,499
22wide ±70%
Fog Light
$242median
$70$410
23wide ±246%
Front Seat
$402median
$90$2,070
24wide ±182%
Fuel Pump
$150median
$33$580
25wide ±176%
Fuel Tank
$340median
$125$1,324
26wide ±252%
Grille
$300median
$50$1,560
27wide ±118%
Headlight Assembly
$1,450median
$425$3,850
28wide ±99%
Hood
$1,000median
$215$2,185
29wide ±175%
Ignition Switch
$100median
$35$384
30
Instrument Cluster
Price data updating
31wide ±135%
Intake Manifold
$181median
$35$525
32wide ±75%
Master Cylinder
$87median
$45$175
33wide ±116%
Side Mirror
$600median
$210$1,599
34tight ±15%
Power Steering Pump
$831median
$630$887
35wide ±87%
Quarter Panel
$777median
$340$1,685
36wide ±166%
Radiator
$200median
$55$720
37wide ±190%
Rear View Mirror
$119median
$40$493
38wide ±148%
Starter
$125median
$30$400
39wide ±139%
Steering Column
$225median
$75$699
40wide ±129%
Steering Rack
$950median
$300$2,750
41wide ±149%
Steering Wheel
$610median
$150$1,973
42wide ±203%
Strut
$350median
$78$1,500
43wide ±216%
Sunroof
$660median
$150$2,999
44wide ±86%
Tail Light
$406median
$175$872
45wide ±243%
Tailgate
$560median
$100$2,825
46wide ±189%
Throttle Body
$120median
$39$493
47spread ±40%
Torque Converter
$755median
$299$909
48wide ±77%
Transfer Case
$590median
$293$1,200
49wide ±226%
Transmission
$1,799median
$305$8,444
50wide ±269%
Transmission Control Module
$135median
$25$750
51wide ±256%
Turbocharger
$450median
$90$2,398
52wide ±174%
Water Pump
$150median
$25$546
53wide ±134%
Wheels
$475median
$125$1,400
54wide ±112%
Window Regulator
$199median
$50$495
Common questions
2021 Mercedes S Class heater core FAQ
How much is a used 2021 Mercedes S Class heater core?
Based on 39 priced salvage-yard listings, a used 2021 Mercedes S Class heater core lists between $100 and $540, with a median asking price of $305.
How much does it cost to replace a 2021 Mercedes S Class heater core?
Using a used part, a 2021 Mercedes S Class heater core replacement typically runs $780–$1,805 all-in: the median used heater core for this year lists at $305, and independent-shop labor for heater core replacement typically takes 5–10 hours at $95–$150/hr ($475–$1,500). The labor figure does not include coolant refill, and dashboard reassembly on vehicles requiring full dash removal. Labor is a national part-level estimate, not a quote for your vehicle.
Will a 2021 Mercedes S Class heater core fit another year?
Based on salvage-yard interchange data, listings for the 2021 Mercedes S Class heater core also appear under model years 2014, 2015, 2016, 2017, 2019, 2020, suggesting these years share compatible fitments. Always verify the exact part number, drivetrain, trim, and your VIN before buying — interchange compatibility can vary by variant.