July 5: GM Rear Sliding Window Water Leaks Cause Lawsuit news | 12 days ago
June 8: GM Files Motion to Dismiss L87 Engine Lawsuit news | 39 days ago
May 13: Do Not Drive Warning For Cadillac, Chevrolet and GMC Models recalls | 65 days ago
May 10: GM Argues Vacuum Pump Failure Lawsuit is Itself a Failure news | 68 days ago
Cracked Transmission Case
2003 GMC Sierra 1500
This problem may be covered under warranty. Ask your GMC dealer.
8.0
pretty bad- Typical Repair Cost:
- No data
- Average Mileage:
- 20,000 miles
- Total Complaints:
- 1 complaints
Most Common Solutions:
- replace (1 reports)
transmission problem
Helpful websites
- No one has added a helpful site for this 2003 Sierra 1500 problem yet. Be the first!




A D V E R T I S E M E N T S
I don't understand how I could crack a transmission case when I don't even tow anything. Also, how could this happen so early in the trucks life? Very poor quality.
- irishlager70, Sterling Heights, MI, US