How to Service the A/C Accumulator in the HVAC System on Mercury Mariner?

To maintain or service the HVAC suction accumulator, recover the refrigerant, disconnect the A/C switch and take off the accumulator. Install new O-rings and repair PAG oil. In the case of hybrids, put in upside down then in place. Evacuate, leak test and charge the system. Only when contamination or damage is obvious then replace.

How to Service the A/C Accumulator on Mercury Mariner?

To maintain the A/C accumulator, to refill refrigerant, to detach the front bumper cover, and to dismantle fittings, disposing of old seals. Take out the accumulator and its nuts, replace them with fresh seals and lubricate it with clean PAG oil. Last but not least evacuate, test the leakage and charge the refrigerant system.

OEM Mercury Mariner A/C Accumulator

Accumulator

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7 A/C Accumulators found

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Mercury Mariner Dehydrator Part Number: BL8Z-19C836-B
$65.27 MSRP: $107.40
You Save: $42.13 (40%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Accumulator Assembly - Air Conditioning; A/C Accumulator; Drier Desiccant Element; A/C Receiver Drier; Drier; Accumulator
- Replaces: 9L8Z-19C836-A, BL8Z-19C836-A, YF-37142, YF-3463
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2009-2011 Mercury Mariner | Base, Premier | 4 Cyl 2.5 L GAS, 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS
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Mercury Mariner Dehydrator Part Number: 9M6Z-19959-A
$48.20 MSRP: $66.68
You Save: $18.48 (28%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Dehydrator Assembly; A/C Receiver Drier; Drier Desiccant Element; A/C Accumulator; Drier
- Replaces: 8M6Z-19959-A, 8M6Z-19959-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2008-2011 Mercury Mariner | Hybrid | 4 Cyl 2.3 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV)
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Mercury Mariner Dehydrator Part Number: 8L8Z-19C836-C
$52.83 MSRP: $71.90
You Save: $19.07 (27%)
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Product Specifications
- Other Name: Accumulator Assembly - Air Conditioning; A/C Receiver Drier; Drier Desiccant Element; A/C Accumulator; Drier; Accumulator
- Replaces: 8L8Z-19C836-A, 8L8Z-19C836-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2008 Mercury Mariner | Base, Premier | 4 Cyl 2.3 L GAS, 6 Cyl 3.0 L GAS
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Mercury Mariner Accumulator Part Number: 6M6Z-19C836-AB
$80.48 MSRP: $109.52
You Save: $29.04 (27%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Accumulator Assembly - Air Conditioning; A/C Accumulator; A/C Receiver Drier
- Replaces: YF-3131, 5M6Z-19C836-AA, 6M6Z-19C836-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006-2007 Mercury Mariner | Hybrid | 4 Cyl 2.3 L FULL HYBRID EV-GAS (FHEV)
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Mercury Mariner Drier Part Number: YL8Z-19C836-AB
Product Specifications
- Other Name: Accumulator Assembly - Air Conditioning; A/C Accumulator; Drier Desiccant Element; A/C Receiver Drier; Accumulator
- Replaces: YL8Z-19C836-AA, YF-2699
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2005 Mercury Mariner | Base, Premier | 4 Cyl 2.3 L GAS, 6 Cyl 3.0 L GAS
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Mercury Mariner Drier Part Number: AM6Z-19959-B
Product Specifications
- Other Name: Dehydrator Assembly; Drier Desiccant Element; A/C Receiver Drier; A/C Accumulator
- Replaces: AM6Z-19959-A, YL-200
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2010-2011 Mercury Mariner | Hybrid | 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV)
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Mercury Mariner Drier Part Number: 6L8Z-19C836-AB
Product Specifications
- Other Name: Accumulator Assembly - Air Conditioning; A/C Accumulator; Drier Desiccant Element; A/C Receiver Drier; Accumulator
- Replaces: 5L8Z-19C836-BA, YF-3145, 6L8Z-19C836-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2005-2007 Mercury Mariner | Base, Convenience, Luxury, Premier | 4 Cyl 2.3 L GAS, 6 Cyl 3.0 L GAS

Mercury Mariner A/C Accumulator

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Mercury Mariner A/C Accumulator Parts and Q&A

Accumulator
6M6Z-19C836-AB
Q: How to Service the A/C Accumulator in the HVAC System on Mercury Mariner?
A: To maintain or service the HVAC suction accumulator, recover the refrigerant, disconnect the A/C switch and take off the accumulator. Install new O-rings and repair PAG oil. In the case of hybrids, put in upside down then in place. Evacuate, leak test and charge the system. Only when contamination or damage is obvious then replace.
Dehydrator
8L8Z-19C836-C
Q: How to Service the A/C Accumulator on Mercury Mariner?
A: To maintain the A/C accumulator, to refill refrigerant, to detach the front Bumper cover, and to dismantle fittings, disposing of old seals. Take out the accumulator and its nuts, replace them with fresh seals and lubricate it with clean PAG oil. Last but not least evacuate, test the leakage and charge the refrigerant system.