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International Automotive Technicians Network
2003 Chevrolet Suburban 1500 LS 5.3L Pushbutton Switch
Posted to GM PowerTrain on 9/10/2006 8 Replies

This truck has the RPO NP8 auto 4wd tranfer case. Intermittently on START UP ONLY the push button switch lights will do the bulb check then go blank and the 'Service 4WD' message will appear on the dash. The customer will push the auto button, it will shift in...

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  Related Documents & Media  2003 Chevrolet Suburban 1500 LS

 
Message Closed w/FIX

car Vehicle Data

2003 Chevrolet Suburban 1500 LS

VIN 3GNFK16T23
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedPushbutton Switch
ConditionsLights Nonop
Message Closed w/FIX

car Vehicle Data

2003 Chevrolet Suburban 1500 LS

VIN 3GNFK16T23
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedPushbutton Switch
ConditionsLights Nonop