The two vents on the upper part of the central panel can be taken off. There are two prongs that need to be pulled in on either side of each vent. Once those are out you can see more screws.
turn off the traction control. switch is located inside glove box. Everytime you turn car off you'll have to flick the switch before putting it in drive. comes on automatically
It begins at the intake manifold.
Go here: http://www.eclassbenz.com/node/27
its the hvac blend door motor crunching up the doors if you have the digital climate control
The ECU is located in the same housing as the air filter. (in front of the housing). Take the star bolts loose and remove the housing. You will see ECU inside it.
You can find a 1991 Cadillac Brougham climate control box by checking online marketplaces like eBay or Craigslist, where individuals often sell used auto parts. Additionally, consider visiting specialized classic car parts websites or forums where enthusiasts gather. Local junkyards or salvage yards may also have the part you're looking for. Lastly, you might find it through Cadillac-specific clubs or groups on social media.
check fuses and for vac leak at unit and vac pump
GET THE HAYNES REPAIR MANUAL FOR THAT GROUP OF CADILLACS CH 6 HAS THRM ALL 86 to 90 Broughams were incapable of pulling DTC's through the climate control head. To perform a self diagnostics on them, you have to jump the terminals on th ALDL. Follow the instructions in the link to pull DTC's.
Climate Control Panel
In a Brougham Cadillac, sensors are typically located in various key areas, including the front and rear bumpers for parking assist and collision detection, as well as on the engine for monitoring performance and emissions. Additionally, there may be sensors in the cabin for climate control and air quality detection. Specific locations can vary by model year, so consulting the owner's manual or service manual is advisable for exact placements.
It is for dule zone climate control
The climate control module is part of the control assembly. The entire assembly has to be replaced as one unit for the 1990 models.
The ATC (Automatic Temperature Control) power module in a 1987 Cadillac Brougham regulates the vehicle's climate control system. It manages the heating, ventilation, and air conditioning (HVAC) functions by processing input from temperature sensors and user settings, ensuring that the cabin maintains the desired temperature. This module helps optimize comfort for passengers by automatically adjusting airflow and temperature settings based on real-time conditions. Additionally, it communicates with other components of the vehicle's electrical system to ensure efficient operation.
The climate control computer may be defective. Check all fuses. is the defrost cold air?
In order to get codes for a 1994 Cadillac STS through climate control, a diagnostic test must be run by a mechanic. Most alternative tests or guide books will not provide this information. A Cadillac dealer is the best option to obtain this code.
It sounds like the climate control system in your '86 Cadillac Fleetwood Brougham may have experienced a temporary electrical glitch. Such issues can be caused by a faulty connection, a failing control module, or even a weak battery. If the problem persists, consider checking the wiring and connections for any signs of wear or corrosion, or consult a professional for a thorough diagnosis. Regular maintenance can help prevent similar issues in the future.
The heater control valve in a 1995 Cadillac Fleetwood Brougham is typically located on the passenger side, near the firewall, and connected to the heater core hoses. It is a small, cylindrical or rectangular component, often made of plastic or metal, with vacuum lines and coolant hoses attached. The valve regulates the flow of coolant into the heater core, controlling the temperature of the air that enters the cabin. It may have a lever or electrical connection, depending on the specific setup.