Sonnax TCC Regulator & Isolator Valve Kit 4L60E 4L65E 4L70E

Sonnax TCC Regulator & Isolator Valve Kit 4L60E 4L65E 4L70E

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$43.51
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Sonnax TCC Regulator & Isolator Valve Kit for 4L60E, 4L65E, 4L70E The Sonnax TCC Regulator and Isolator Valve Kit 77754-04K is designed to address severe wear in the TCC regulator valve bore of GM 4L60-E, 4L65-E, and 4L70-E units. This wear, caused by oscillation of the OE valve, can lead to TCC-related issues like slip codes, overheated converters, and burnt clutches. This kit reconditions the bore, restores hydraulic integrity, and renews TCC performance. Features: Highly wear-resistant aluminum sleeve Hardcoat anodized aluminum regulator valve for durability Lengthened isolator valve operates in unworn bore areas Annular grooves on valves reduce side-load wear Corrects/Prevents/Reduces: Codes 894 and P1870 Overheated converter Low TCC apply pressure Burned 3-4 clutches Harsh 1-2 shifts Low line pressure Contents: Isolator Valve Spring Regulator Valve Regulator Sleeve Cause: Excessive wear in the TCC regulator and isolator valve bore allows TCC apply pressure to exhaust, le

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$43.51 (-$1.42)