How to replace the rear auxiliary A/C switch assembly on 2003 Chevrolet Express 3500?

Begin repair of the rear auxiliary HVAC control assembly by taking the HVAC control assembly bezel off the headliner surface. Through lowering the front headliner personnel can reach and disconnect the electrical cables of the HVAC control assembly positioned at its rear section. The HVAC control assembly needs to be taken out of the front headliner area next. Return the HVAC control assembly into the front headliner and secure the bezel followed by electrical connector reconnection then reinstall the front headliner.

OEM 2003 Chevrolet Express 3500 A/C Switch

Air Conditioning Switch

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5 A/C Switches found

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2003 Chevrolet Express 3500 Heater Control
Part Number: 15858579
Product Specifications
- Other Name: Control, Heater And Air Conditioner Control; Climate Control Module; Blower Control Switch; Dash Unit Control; Control, A/C Instrument Panel
- Replaces: 09375785, 25753628, 9375785
- Item Weight: 1.00 Pounds
- Item Dimensions: 11.3 x 3.3 x 3.3 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 15858579
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2003 Chevrolet Express 3500 Submodels:
- Base, LS, LT | 8 Cyl 4.8 L GAS, 8 Cyl 5.7 L BI-FUEL, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
View related parts
2003 Chevrolet Express 3500 Heater Control
Part Number: 15858577
Product Specifications
- Other Name: Control, Heater And Air Conditioner Control; Climate Control Module; Blower Control Switch; Dash Unit Control; Control, A/C Instrument Panel
- Replaces: 25753630, 9375825, 09375825
- Item Weight: 1.00 Pounds
- Item Dimensions: 11.1 x 3.3 x 3.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 15858577
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2003 Chevrolet Express 3500 Submodels:
- Base, LS, LT | 8 Cyl 4.8 L GAS, 8 Cyl 5.7 L BI-FUEL, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
View related parts
2003 Chevrolet Express 3500 Heater Control
Part Number: 15858580
Product Specifications
- Other Name: Control Assembly, Heater; Climate Control Module; Blower Control Switch; Dash Unit Control; Control, Heater Control
- Replaces: 09375805, 25753625, 9375805
- Item Weight: 1.00 Pounds
- Item Dimensions: 11.0 x 6.7 x 6.6 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 15858580
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2003 Chevrolet Express 3500 Submodels:
- Base, LS, LT | 8 Cyl 4.8 L GAS, 8 Cyl 5.7 L BI-FUEL, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
View related parts
2003 Chevrolet Express 3500 Heater Control, Dark Gray
Part Number: 9375775
Product Specifications
- Other Name: Control Assembly-Auxiliary Heater & A/C *Very Dark Gray; Climate Control Module; Heater & A/C Control; Control, A/C Instrument Panel; Control, Heater Control
- Item Weight: 1.20 Pounds
- Item Dimensions: 11.1 x 6.8 x 6.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 9375775
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2003 Chevrolet Express 3500 Submodels:
- Base, LS, LT | 8 Cyl 4.8 L GAS, 8 Cyl 5.7 L BI-FUEL, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
View related parts
2003 Chevrolet Express 3500 Control Switch
Part Number: 25733037
Product Specifications
- Other Name: Control Assembly-Auxiliary Blower; Switch; Control, A/C Instrument Panel
- Item Weight: 0.40 Pounds
- Item Dimensions: 5.3 x 2.2 x 2.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 25733037
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2003 Chevrolet Express 3500 Submodels:
- Base, LS, LT | 8 Cyl 4.8 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL

2003 Chevrolet Express 3500 A/C Switch

With a comprehensive array of OEM 2003 Chevrolet Express 3500 A/C Switch, from fuel pumps to door handles, our website is a one-stop-shop for your needs. All our genuine 2003 Chevrolet Express 3500 A/C Switch are backed by the manufacturer's warranty and are offered at competitive prices in the market. Rest assured, you can shop with complete confidence.

2003 Chevrolet Express 3500 Parts Questions & Experts Answers

Q: How to replace the rear auxiliary A/C switch assembly on 2003 Chevrolet Express 3500?
A: Begin repair of the rear auxiliary HVAC control assembly by taking the HVAC control assembly bezel off the headliner surface. Through lowering the front headliner personnel can reach and disconnect the electrical cables of the HVAC control assembly positioned at its rear section. The HVAC control assembly needs to be taken out of the front headliner area next. Return the HVAC control assembly into the front headliner and secure the bezel followed by electrical connector reconnection then reinstall the front headliner.