LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 2003 >> Yukon Denali >> Repair and Diagnosis >> External Pages >> Different car >> Section 499 (Automatic Transmission - 4L80-E/4L85-E (Troubleshooting)) >> Troubleshooting >> No Engine Braking - D2

No Engine Braking - D2

WARNING: This page is about a different car, the 2004 GMC Yukon XL, 2004 Chevrolet Suburban, and 2004 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
No Engine Braking - D2

Checks Cause
Bushing (234) Worn or damaged
Thrust Washer (218) Worn or damaged
Rear Gear set Spalled or broken
Reaction Drum and Carrier (651) Broken
Mainshaft (662) The shaft or the splines are broken.
Output Shaft (671) The shaft or the splines are broken.
Sun Gear Shaft (649) The shaft or the splines are broken.