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2008 GMC Savana 1500 5.3L Engine
Posted to GM Engine on 1/28/2014 14 Replies

The codes are as follows P2135- TPS switch a/b voltage correlation, P2101 Throttle actuator control motor, P0121 TPS/ switch a circuit range/ pert. problem. Alternator output jumps back and forth from 15 to 15.10. Any help would be great.

Thanks, al

14 Replies Received (View Replies)

  Related Documents & Media  2008 GMC Savana 1500

 
Message Closed w/FIX

car Vehicle Data

2008 GMC Savana 1500

VIN 1GTFH15458
Engine5.3 L / 8 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedEngine
ConditionsLack of Power
Message Closed w/FIX

car Vehicle Data

2008 GMC Savana 1500

VIN 1GTFH15458
Engine5.3 L / 8 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedEngine
ConditionsLack of Power