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2009 Mercedes-Benz GL450 4.6L Heater
We have Air Conditioning but No Heat! There are no fault codes related to the Heating and ventilation system. This car does not have a heater valve by design, we have come to find out. My understanding is the blend doors control the flow of hot or cold air...
FIX posted 1/11/2022
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Message Closed w/FIX
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| VIN | 4JGBF71E79 |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 7-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Heater |
| Conditions | No Heat |
Message Closed w/FIX
Vehicle Data
2009 Mercedes-Benz GL450
| VIN | 4JGBF71E79 |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 7-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Heater |
| Conditions | No Heat |
7 Replies Received
7 Replies Received
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