Vehicle Compatibility: GMC Yukon
Material: Rugged cast iron housing with precision-balanced impeller and heavy-duty bearings
Service Interval: Replace when SCR or NOx fault codes (P2201
reducing unnecessary power draw and improving fuel efficiency while maintaining ideal operating conditions
or outlet sensor drift is detected via diagnostics
Electronic Control Unit Power Train Manager STEP8 81258057155 for MAN TGX, TGS, TGM Trucks (2013–2024) Air Dryer Assembly Vehicle Compatibility: GMC YukonProduct Overview Part Name: Electronic Control Unit Power Train Manager STEP8 Part Numbers: 81258057155 Vehicle Compatibility: MAN Trucks Suitable for MAN TGX, TGS, and TGM Euro VVI heavy duty models (20132024). Integrates engine, gearbox, and clutch control systems to ensure coordinated power delivery and optimized fuel efficiency. Configuration: OEM grade electronic module built with a durable aluminum casing, high performance processors, and