Car A/C Serpentine Drive Belt Tensioner Kit 90K-38159 Compatible with 1999-2008 Cadillac Escalade Chevrolet Avalanche Silverado Express GMC Sierra H2 Replaces 19311139 38159 ACK040378HD sold2022 Method 213 Impedance: 50Ω Frequency

Method 213 Impedance: 50Ω Frequency Range: DC～12

Once battery is out of battery

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Car A/C Serpentine Drive Belt Tensioner Kit 90K-38159 Compatible with 1999-2008 Cadillac Escalade Chevrolet Avalanche Silverado Express GMC Sierra H2 Replaces 19311139 38159 ACK040378HD sold2022 Method 213 Impedance: 50Ω FrequencyCar A C Serpentine Drive Belt Tensioner Kit 90K 38159 Compatible with 1999 2008 Cadillac Escalade Chevrolet Avalanche Silverado Express GMC Sierra H2 Replaces 19311139 38159 ACK040378HD Product Features [Enhanced Performance] The Serpentine Drive Belt Tensioner Kit ensures proper tensioning of the belt, resulting in improved power transmission and reduced slippage. It maintains consistent tension, preventing belt wear and extending the lifespan of