GM 6L50 6-Speed Automatic · GM/Chevrolet/GMC/Cadillac/Buick · Expert rebuild service since 1987. Lifetime warranty. Free diagnostic.
2006–2016 Chevrolet Camaro (V6); 2006–2013 Cadillac CTS (3.6L); 2006–2012 Buick LaCrosse; medium-duty car applications between 6L45 and 6L80
| Configuration | 6-speed automatic, mid-range torque capacity |
|---|---|
| Gear Ratios | 1st 4.03:1 · 2nd 2.36:1 · 3rd 1.53:1 · 4th 1.15:1 · 5th 0.85:1 · 6th 0.67:1 · Rev 3.30:1 |
| Fluid Type | Dexron VI ATF |
| Fluid Capacity | 10.5 qts total, 5.5 qts service refill |
Same Dexron VI-related TCC shudder as 6L45. Common on Camaro V6 and CTS applications.
Symptoms: Shudder at 40–60 mph under light throttle
Variable force solenoids wear at 80k–100k miles, causing pressure control faults.
Symptoms: P-codes; erratic shift quality; harsh upshifts
Performance driving in 6th gear causes OD clutch wear on Camaro V6 applications.
Symptoms: Slip in 6th gear; drops from OD on highway; works in 1-5
Same procedure as 6L45. VFS solenoids replaced. OD clutch pack replaced with upgraded kit. TCC inspected. All clutch packs and soft parts replaced.
Dexron VI every 40,000 miles.
The 6L50 has higher torque capacity — larger clutch packs and a stronger case. Same gear ratios, different torque ratings.
TCC shudder — flush with Dexron VI first. Resolves most cases within 500 miles.
2–3 days.
Dexron VI.
$1,800–2,600.
Free diagnostic, written estimate, lifetime warranty. Chicago's 6L50 rebuild specialists since 1987.
