2011 GMC Sierra 1500: Transmission hesitates
Common wear/failure (not a recall)
Symptoms
Owners of the 2011 Sierra 1500 report: transmission hesitates. CarComplaints.com lists 5 owner complaints, average mileage 56,900 miles.
NHTSA has 32 owner complaints for the 2011 Sierra 1500 in this area. Examples:
- NHTSA complaint ODI #11724011 (filed 03/13/2026): “Vehicle experienced a catastrophic mechanical failure characterized by a percussive "shotgun blast" noise from the rear chassis, followed by an immediate, total loss of braking power (pedal to the floor) and a violent loss of directional stability. this incide…”
- NHTSA complaint ODI #11603670 (filed 07/22/2024): “Transmission won’t shift…”
Likely causes
Sources do not establish a single root cause; diagnosis is needed. Owner-reported fixes are listed below.
Fix, in plain English
Most common owner-reported solutions on CarComplaints.com: rebuild transmission (2 reports) replaced crank position sensor (1 reports). Check for open recalls and extended warranty coverage with a dealer before paying out of pocket.
DIY difficulty: Pro
Diagnosis needs a scan tool; repair or replacement needs a lift, transmission jack and the manufacturer's fluid fill/relearn procedure. (Our assessment.)
Cost
CarComplaints.com owners report a typical repair cost of about $5,300 (owner-reported average, not a quote).
Typical parts (search links, no affiliate codes)
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