How to replace the Turn Signal Switch on GMC Yukon XL 2500?

The first step for replacing a turn signal switch requires turning off the SIR system. Before working on the steering column wire harness assembly you must detach its abrasion sleeve's connector yet keep track of this part for reinstallation. Disconnect the wire harness assembly (Wire Harness Assembly) from the wire harness strap (Wire Harness Strap) before disassembling the turn signal and multifunction switch assembly connector from the SIR system coil connector. Pull out the Turn Signal and Multifunction Switch Assembly connectors from their position within the Bulkhead Connector. Extract the turn signal and multifunction switch assembly (Turn Signal and Multifunction Switch Assembly) from the steering column tilt head assembly by removing two pan head tapping screws (Pan Head Tapping Screw). When installing the turn signal and multifunction switch assembly (Turn Signal and Multifunction Switch Assembly) position it on the steering column tilt head assembly so the electrical contact touches the turn signal cancel cam assembly. Secure the assembly with the two pan head tapping screws (Pan Head Tapping Screw), tightening the top screw to 3 Nm (27 inch lbs.) Secure the two pan head tapping screws using 7 Nm torque (62 inch lbs.) for the side screw and 3 Nm (27 inch lbs.) for the top screw. Insert both connectors (Turn Signal and Multifunction Switch Assembly) into the Bulkhead Connector before connecting the turn signal and multifunction switch assembly connector to the SIR coil connector. Reposition the steering column wire harness assembly within the abrasion sleeve by aligning wires from the ignition lock cylinder case in their proper position before reinstalling the sleeve. Reinstall the wire harness assembly (Wire Harness Assembly) into the wire harness strap (Wire Harness Strap) before putting back upper and lower trim covers and activating the SIR system.

OEM GMC Yukon XL 2500 Turn Signal Switch

Turn Signal Indicator Switch

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9 Turn Signal Switches found

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GMC Yukon XL 2500 Turn Signal Switch
Part Number: 26100840
$89.22 MSRP: $278.38
You Save: $189.16 (68%)
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Product Specifications
- Other Name: Switch Assembly, Turn Signal & Headlamp Dimmer, Wiper & Washer (W/Lever); Multi Purpose Combination Switch; Switch, Windshield Wiper & Washer Control; Switch, Turn Signal Lamp; Switch, Headlamp Dimmer
- Replaces: 26090413, 26096831, 26070321, 26083634
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2002 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
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GMC Yukon XL 2500 Turn Signal Switch
Part Number: 15849314
$44.19 MSRP: $64.90
You Save: $20.71 (32%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Switch, Headlamp/Fog Lamp/Turn Signal; Multi Purpose Switch; Combination Switch; Switch, Windshield Wiper & Washer Control; Switch, Turn Signal Lamp; Switch, Headlamp Dimmer
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2013 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
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GMC Yukon XL 2500 Turn Signal Switch
Part Number: 26100839
$206.28 MSRP: $396.90
You Save: $190.62 (49%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Switch, Headlamp Dimmer; Multi Purpose Switch; Combination Switch; Switch, Windshield Wiper & Washer Control; Switch, Turn Signal Lamp
- Replaces: 26096830, 26083633, 26070320, 26090412
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2002 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
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GMC Yukon XL 2500 Headlamp Switch
Part Number: 25858705
$56.76 MSRP: $96.62
You Save: $39.86 (42%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Switch Assembly-Headlamp & Instrument Panel Lamp Dimmer & Dome Lamp; Multi Purpose Switch; Switch, Headlamp/Fog Lamp/Turn Signal; Switch, Headlamp
- Replaces: 15096895, 15926099
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2013 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
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GMC Yukon XL 2500 Turn Signal Switch
Part Number: 12450067
$145.12 MSRP: $298.20
You Save: $153.08 (52%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Switch, Headlamp Dimmer; Multi-Function Switch; Multi Purpose Switch; Multifunction Switch; Combination Switch; Switch, Windshield Wiper & Washer Control; Switch, Turn Signal Lamp
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2006 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
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GMC Yukon XL 2500 Headlamp Switch
Part Number: 25858708
$54.90 MSRP: $88.80
You Save: $33.90 (39%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Switch Assembly-Headlamp & Instrument Panel Lamp Dimmer & Dome Lamp; Multi Purpose Switch; Headlight Switch; Switch, Headlamp/Fog Lamp/Turn Signal
- Replaces: 15926100
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2013 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L FLEX
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GMC Yukon XL 2500 Turn Signal Switch
Part Number: 12450066
$131.50 MSRP: $246.94
You Save: $115.44 (47%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Switch Assembly, Turn Signal & Headlamp Dimmer, Wiper & Washer (W/Lever); Multi Purpose Switch; Combination Switch; Switch, Windshield Wiper & Washer Control; Switch, Turn Signal Lamp; Switch, Headlamp Dimmer
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2006 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
View related parts
GMC Yukon XL 2500 Combination Switch
Part Number: 22778093
Product Specifications
- Other Name: Switch Assembly-Accessory; Windshield Washer Switch; Adjuster Switch; Switch, Headlamp/Fog Lamp/Turn Signal
- Replaces: 15907026
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2013 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
View related parts
GMC Yukon XL 2500 Combination Switch
Part Number: 22778094
$36.05 MSRP: $53.65
You Save: $17.60 (33%)
Product Specifications
- Other Name: Switch Assembly-Accessory; Windshield Washer Switch; Adjuster Switch; Switch, Headlamp/Fog Lamp/Turn Signal
- Replaces: 15916346
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2013 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS

GMC Yukon XL 2500 Turn Signal Switch

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GMC Yukon XL 2500 Turn Signal Switch Parts Questions & Experts Answers

Turn Signal Switch
12450067
Q: How to replace the Turn Signal Switch on GMC Yukon XL 2500?
A: The first step for replacing a turn signal switch requires turning off the SIR system. Before working on the steering column wire harness assembly you must detach its abrasion sleeve's connector yet keep track of this part for reinstallation. Disconnect the wire harness assembly (Wire Harness Assembly) from the wire harness strap (Wire Harness Strap) before disassembling the turn signal and multifunction switch assembly connector from the SIR system coil connector. Pull out the Turn Signal and Multifunction Switch Assembly connectors from their position within the Bulkhead Connector. Extract the turn signal and multifunction switch assembly (Turn Signal and Multifunction Switch Assembly) from the steering column tilt head assembly by removing two pan head tapping screws (Pan Head Tapping Screw). When installing the turn signal and multifunction switch assembly (Turn Signal and Multifunction Switch Assembly) position it on the steering column tilt head assembly so the electrical contact touches the turn signal cancel cam assembly. Secure the assembly with the two pan head tapping screws (Pan Head Tapping Screw), tightening the top screw to 3 Nm (27 inch lbs.) Secure the two pan head tapping screws using 7 Nm torque (62 inch lbs.) for the side screw and 3 Nm (27 inch lbs.) for the top screw. Insert both connectors (Turn Signal and Multifunction Switch Assembly) into the Bulkhead Connector before connecting the turn signal and multifunction switch assembly connector to the SIR coil connector. Reposition the steering column wire harness assembly within the abrasion sleeve by aligning wires from the ignition lock cylinder case in their proper position before reinstalling the sleeve. Reinstall the wire harness assembly (Wire Harness Assembly) into the wire harness strap (Wire Harness Strap) before putting back upper and lower trim covers and activating the SIR system.

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