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Pioneer CablesPart #: PE-125-B
Four Seasons 37581 HVAC Blower Control Switch
⚙️ 66 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$30.14Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
📦Selector Switch
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? Click here for all HVAC Blower Control Switch options
Reliable HVAC Blower Control for Chevrolet and Pontiac Vehicles
The Four Seasons Selector Switch 37581 is designed to provide precise control over your vehicle's HVAC blower system. Engineered to meet or exceed OEM standards, this blower control switch ensures consistent performance in select Chevrolet, Oldsmobile, and Pontiac models.
- Compatible with Chevrolet Cobalt, Corvette, G5, Impala, Montana, Monte Carlo
- Fits Oldsmobile Grand Prix and Pontiac Grand Prix, Pursuit, Silhouette, Trans Sport
- Four-terminal male square connector for secure electrical connection
- Type: HVAC blower control switch for selector/blower function
- Meets or exceeds original equipment manufacturer specifications
About the Four Seasons Selector Switch Product Line
The Selector Switch line by Four Seasons focuses on HVAC switches that control blower functions with precision and durability. The 37581 part number is part of this line, offering reliable selector switch/blower operation with a robust four-terminal design and a male square connector. This product line is engineered to maintain HVAC system integrity in various GM vehicles.
Product Details and Specifications
This HVAC blower control switch features a male connector with a square shape, designed for a secure and stable connection within the vehicle's HVAC system. The switch includes four terminals, allowing for accurate control of blower speeds and selector functions. It is specifically engineered to replace factory parts in Chevrolet, Oldsmobile, and Pontiac models, ensuring compatibility and ease of installation.
Common Applications and Issues Addressed
- Restores blower control functionality in Chevrolet Cobalt and Pontiac G5 HVAC systems
- Resolves intermittent blower operation in Oldsmobile Grand Prix and Chevrolet Impala
- Fixes selector switch failures causing loss of HVAC blower speed control
- Eliminates electrical connection issues due to worn or damaged terminals
- Improves HVAC system reliability in Chevrolet Montana and Pontiac Silhouette
Installation Notes and Tips
- Ensure vehicle compatibility by verifying make and model before installation
- Disconnect battery before replacing the blower control switch to prevent electrical shorts
- Carefully align the male square connector with the vehicle’s wiring harness for a secure fit
- Check all four terminals for corrosion or damage prior to installation
- Test blower operation after installation to confirm proper function
Quality Assurance and Warranty Information
The Four Seasons Selector Switch 37581 is manufactured to meet or exceed OEM quality standards, providing dependable performance for your vehicle’s HVAC system. This part undergoes rigorous testing to ensure durability and fitment accuracy. Warranty coverage details should be confirmed with the product supplier or manufacturer.
This part fits 66 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2010 | Chevrolet | Cobalt | N/A | Black and Aluminium; 7 Term.; Switch Only; Selector Switch |
| 2010 | Chevrolet | Cobalt | N/A | Blower Motor Switch; Black and Aluminium; 7 Term.; Switch Only; Selector Switch |
| 2009 | Chevrolet | Cobalt | N/A | Black and Aluminium; 7 Term.; Switch Only; Selector Switch |
| 2009 | Chevrolet | Cobalt | N/A | Blower Motor Switch; Black and Aluminium; 7 Term.; Switch Only; Selector Switch |
| 2009 | Pontiac | G5 | N/A | Black and Aluminium; 7 Term.; Switch Only; Selector Switch |
| 2009 | Pontiac | G5 | N/A | Blower Motor Switch; Black and Aluminium; 7 Term.; Switch Only; Selector Switch |
| 2008 | Chevrolet | Cobalt | N/A | Black and Aluminium; 7 Term.; Switch Only; Selector Switch |
| 2008 | Chevrolet | Cobalt | N/A | Blower Motor Switch; Black and Aluminium; 7 Term.; Switch Only; Selector Switch |
| 2008 | Pontiac | G5 | N/A | Black and Aluminium; 7 Term.; Switch Only; Selector Switch |
| 2008 | Pontiac | G5 | N/A | Blower Motor Switch; Black and Aluminium; 7 Term.; Switch Only; Selector Switch |
| 2007 | Chevrolet | Cobalt | N/A | Black and Aluminium; 7 Term.; Switch Only; Selector Switch |
| 2007 | Chevrolet | Cobalt | N/A | Blower Motor Switch; Black and Aluminium; 7 Term.; Switch Only; Selector Switch |
| 2007 | Pontiac | G5 | N/A | Black and Aluminium; 7 Term.; Switch Only; Selector Switch |
| 2007 | Pontiac | G5 | N/A | Blower Motor Switch; Black and Aluminium; 7 Term.; Switch Only; Selector Switch |
| 2006 | Chevrolet | Cobalt | N/A | Black and Aluminium; 7 Term.; Switch Only; Selector Switch |
| 2006 | Chevrolet | Cobalt | N/A | Blower Motor Switch; Black and Aluminium; 7 Term.; Switch Only; Selector Switch |
| 2006 | Pontiac | Pursuit | N/A | Black and Aluminium; 7 Term.; Switch Only; Selector Switch |
| 2006 | Pontiac | Pursuit | N/A | Blower Motor Switch; Black and Aluminium; 7 Term.; Switch Only; Selector Switch |
| 2005 | Chevrolet | Cobalt | N/A | Black and Aluminium; 7 Term.; Switch Only; Selector Switch |
| 2005 | Chevrolet | Cobalt | N/A | Blower Motor Switch; Black and Aluminium; 7 Term.; Switch Only; Selector Switch |
| 2005 | Pontiac | Pursuit | N/A | Black and Aluminium; 7 Term.; Switch Only; Selector Switch |
| 2005 | Pontiac | Pursuit | N/A | Blower Motor Switch; Black and Aluminium; 7 Term.; Switch Only; Selector Switch |
| 2003 | Chevrolet | Impala | N/A | Blower Motor Switch; Switch Only; Selector Switch |
| 2003 | Chevrolet | Impala | N/A | Switch Only; Selector Switch |
| 2003 | Chevrolet | Monte Carlo | N/A | Blower Motor Switch; Switch Only; Selector Switch |
| 2003 | Chevrolet | Monte Carlo | N/A | Switch Only; Selector Switch |
| 2002 | Chevrolet | Corvette | N/A | Selector Switch |
| 2002 | Chevrolet | Corvette | N/A | Prior to purchase, ensure compatibility with vehicle's make, model, and year for HVAC Blower Control Switch.; Selector Switch |
| 2002 | Chevrolet | Impala | N/A | Blower Motor Switch; Switch Only; Selector Switch |
| 2002 | Chevrolet | Impala | N/A | Switch Only; Selector Switch |
| 2002 | Chevrolet | Monte Carlo | N/A | Blower Motor Switch; Switch Only; Selector Switch |
| 2002 | Chevrolet | Monte Carlo | N/A | Switch Only; Selector Switch |
| 2001 | Chevrolet | Corvette | N/A | Selector Switch |
| 2001 | Chevrolet | Corvette | N/A | Prior to purchase, ensure compatibility with vehicle's make, model, and year for HVAC Blower Control Switch.; Selector Switch |
| 2001 | Chevrolet | Impala | N/A | Blower Motor Switch; Switch Only; Selector Switch |
| 2001 | Chevrolet | Impala | N/A | Switch Only; Selector Switch |
| 2001 | Chevrolet | Monte Carlo | N/A | Blower Motor Switch; Switch Only; Selector Switch |
| 2001 | Chevrolet | Monte Carlo | N/A | Switch Only; Selector Switch |
| 2000 | Chevrolet | Corvette | N/A | Selector Switch |
| 2000 | Chevrolet | Corvette | N/A | Prior to purchase, ensure compatibility with vehicle's make, model, and year for HVAC Blower Control Switch.; Selector Switch |
| 2000 | Chevrolet | Impala | N/A | Blower Motor Switch; Switch Only; Selector Switch |
| 2000 | Chevrolet | Impala | N/A | Switch Only; Selector Switch |
| 2000 | Chevrolet | Monte Carlo | N/A | Blower Motor Switch; Switch Only; Selector Switch |
| 2000 | Chevrolet | Monte Carlo | N/A | Switch Only; Selector Switch |
| 1999 | Chevrolet | Corvette | N/A | HVAC Blower Control Switch for models with manual AC.; Selector Switch |
| 1999 | Chevrolet | Corvette | N/A | Fits models with Manual AC.; Selector Switch |
| 1999 | Oldsmobile | Silhouette | N/A | Selector Switch |
| 1999 | Oldsmobile | Silhouette | N/A | Prior to purchase, ensure compatibility with vehicle's make, model, and year for HVAC Blower Control Switch.; Selector Switch |
| 1999 | Pontiac | Montana | N/A | Selector Switch |
| 1999 | Pontiac | Montana | N/A | Prior to purchase, ensure compatibility with vehicle's make, model, and year for HVAC Blower Control Switch.; Selector Switch |
| 1998 | Chevrolet | Corvette | N/A | HVAC Blower Control Switch for models with manual AC.; Selector Switch |
| 1998 | Chevrolet | Corvette | N/A | Fits models with Manual AC.; Selector Switch |
| 1998 | Oldsmobile | Silhouette | N/A | HVAC Blower Control Switch for models with manual AC.; Selector Switch |
| 1998 | Oldsmobile | Silhouette | N/A | Fits models with Manual AC.; Selector Switch |
| 1998 | Pontiac | Grand Prix | N/A | HVAC Blower Control Switch for models with manual AC.; Selector Switch |
| 1998 | Pontiac | Grand Prix | N/A | Fits models with Manual AC.; Selector Switch |
| 1998 | Pontiac | Trans Sport | N/A | Selector Switch |
| 1998 | Pontiac | Trans Sport | N/A | Prior to purchase, ensure compatibility with vehicle's make, model, and year for HVAC Blower Control Switch.; Selector Switch |
| 1997 | Chevrolet | Corvette | N/A | Blower Motor Switch; w/o ATC (Automatic Temperature Control); Selector Switch |
| 1997 | Chevrolet | Corvette | N/A | ATC relay connector incompatible with HVAC blower motor resistor harness.; Selector Switch |
| 1997 | Oldsmobile | Silhouette | N/A | Selector Switch |
| 1997 | Oldsmobile | Silhouette | N/A | Prior to purchase, ensure compatibility with vehicle's make, model, and year for HVAC Blower Control Switch.; Selector Switch |
| 1997 | Pontiac | Grand Prix | N/A | Selector Switch |
| 1997 | Pontiac | Grand Prix | N/A | Prior to purchase, ensure compatibility with vehicle's make, model, and year for HVAC Blower Control Switch.; Selector Switch |
| 1997 | Pontiac | Trans Sport | N/A | HVAC Blower Control Switch for models with manual AC.; Selector Switch |
| 1997 | Pontiac | Trans Sport | N/A | Fits models with Manual AC.; Selector Switch |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.