How to remove and install the A/C Switch control unit on 2005 Mercedes-Benz C240?

Detach the negative battery plug. Take away the ashtray and upper console trim panels. Unscrew the A/C Switch, and remove with a trim stick the heating/air conditioning control unit. Unscrew the electric connectors and take out the unit. Installation is reversed to reinstall and it should fit in.

Genuine 2005 Mercedes-Benz C240 A/C Switch

Air Conditioning Switch

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2 A/C Switches found

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2005 Mercedes-Benz C240 Dash Control Unit
Part Number: 203-830-18-85
$841.47 MSRP: $1173.00
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Product Specifications
- Other Name: Operating Unit
- Replaced by: 203-830-31-85
- Item Weight: 1.40 Pounds
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 203-830-18-85
- Warranty: This genuine part is guaranteed by Mercedes-Benz's factory warranty.
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Fits the following 2005 Mercedes-Benz C240 Submodels:
- 4Matic, Base | 6 Cyl 2.6 L GAS
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2005 Mercedes-Benz C240 Dash Control Unit
Part Number: 209-830-04-85
Product Specifications
- Other Name: Operating Unit; Dash Control Unit
- Replaces: 209-830-01-85, 463-830-04-85, 203-830-06-85
- Item Weight: 1.40 Pounds
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 209-830-04-85
- Warranty: This genuine part is guaranteed by Mercedes-Benz's factory warranty.
More Info
Fits the following 2005 Mercedes-Benz C240 Submodels:
- 4Matic, Base | 6 Cyl 2.6 L GAS

2005 Mercedes-Benz C240 A/C Switch Parts Q&A

Q: How to remove and install the A/C Switch control unit on 2005 Mercedes-Benz C240?
A: Detach the negative battery plug. Take away the ashtray and upper console trim panels. Unscrew the A/C Switch, and remove with a trim stick the heating/air conditioning control unit. Unscrew the electric connectors and take out the unit. Installation is reversed to reinstall and it should fit in.