Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due to a worn pump slide pivot pin. Decreased oil pressure meant to maintain proper line pressures can leak past a worn pin. Sonnax now offers a replacement pump slide pivot pin. This direct replacement pin 65797 will help restore the hydraulic integrity of the pump when replacing a worn pin. This pin is made from through-hardened steel to prevent excessive wear

• Through-hardened to prevent excessive wear
• Less expensive than OE
• Direct OE replacement

Symptoms:

• Low line pressure
• High line pressure