P0700 on Gmc Acadia
Transmission Control System (MIL Request)
Methodology: Reviewed against the SAE J2012 generic DTC definition and NHTSA owner-complaint patterns, then scoped to Gmc Acadia context without treating complaints as confirmed diagnoses.
Sources: SAE/OBD-II definitions, manufacturer service information, and public reliability reports (including NHTSA where applicable).
- SAE J2012 Diagnostic Trouble Code Definitions — Generic diagnostic trouble code definition reference for P0700.
- NHTSA recalls, complaints, and manufacturer communications — Used to check public owner complaint context, recall status, and safety-related manufacturer communications by VIN or vehicle.
Limits: Guidance is informational and may not match every model-year or revision. Confirm with the official manual and diagnostics before replacing parts. For safety-critical or electrical work, use a qualified technician.
What P0700 Means on Your Gmc Acadia
P0700 is a diagnostic trouble code indicating: Transmission Control System (MIL Request). This code relates to the transmission system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.
Real Gmc Acadia Owner Reports
Source: NHTSA Complaints Database
"On highway, transmission was stuck and would not shift. check engine light turned on. was attempting to merge onto busy highway and due to high engine revving and not shifting had to keep the vehicle under 45 mph."
"The transmission on my acadia has died. my wife went to pickup our son from a friend's house. the car drove fine on the way over. when they got back in the car, to leave, the car would not go into gear. she could move the shift lever into reverse but the car wouldn't go."
"Stability track warning light keeps coming on i was told by my mechanic that it could be the sensor so i had it replaced with a factory brand gmc sensor and i'm still having the same problem."
"Stability track warning light keeps coming on i was told by my mechanic that it could be the sensor so i had it replaced with a factory brand gmc sensor and i'm still having the same problem."
"Since i purchased the vehicle the service air bag light has been on, now the transmission hot idle engine light is popping on and also service the traction control light and service stabilitrak ligt is coming on."
All reports filed by vehicle owners directly with the U.S. Department of Transportation.
📊 Complaint Trend by Model Year
Common Causes on Gmc Acadia
Based on NHTSA complaint component analysis for this vehicle.
What To Do Next
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1
Check for recalls on YOUR VIN
Go to nhtsa.gov/recalls and enter your VIN. If your vehicle is covered, repairs are free.
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2
Get a proper diagnosis
A code alone doesn't tell you the exact failed part. A diagnostic at a shop ($50–$150) pinpoints the root cause before you spend money on parts.
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3
Compare repair quotes
Get 2–3 quotes. Dealer vs. independent shop prices often differ 30–50% for the same repair.