P2728 — Pressure Control Solenoid E Control Circuit Range/Performance

What Does P2728 Mean?

P2728 is a diagnostic trouble code indicating: Pressure Control Solenoid E Control Circuit Range/Performance. This code relates to the powertrain system. It has been reported in NHTSA complaints across 1 different vehicle models.

Symptoms of P2728

⚠️ Transmission slipping

Common Causes

🔍 Throttle body or throttle position sensor issue

Real Owner Reports

From NHTSA complaint database — actual owner descriptions.

"DUE TO DECELERATION THE MECHANIC REPLACED THE THROTTLE BODY. AFTER THAT THE VEHICLE DECELERATES OFTEN DRIVING DOWN THE STREET AND SEEMS TO SLIP INTO NEUTRAL. ALSO WILL JUST DIE AT TIMES. NOW THEY ARE SAYING A NEW TRANSMISSION EVEN THOUGH IT WAS REPLACED 13 MONTHS AGO. CODES P07756 P0797 STUCK ON P"
— Gmc Acadia owner, 12/05/2016

Source: NHTSA Complaints Database

Most Reported Vehicles for P2728

Based on NHTSA owner complaint data.

#	Vehicle	Reports
1	GMC ACADIA

Frequently Asked Questions

Can I drive with this code?

It depends on the severity. If the vehicle runs normally, short trips are usually OK. If you notice performance issues, drivability problems, or warning lights beyond the check engine light, get it checked soon.

Will this code clear itself?

Some codes clear automatically after the underlying issue is fixed and several drive cycles pass. But the root cause must be addressed first.

How do I find the exact cause?

A code alone doesn't pinpoint the failed part. You need a diagnostic scan ($50-150 at most shops) that reads freeze frame data and live sensor readings to identify the specific component.

What To Do Next

Possible Fixes

🔧 Have the code scanned with a professional-grade scanner to read freeze frame data
🔧 Test the relevant sensor(s) with a multimeter before replacing
🔧 If DIY repair isn't feasible, get a diagnostic from a trusted mechanic ($50-150)

1
Find your vehicle above
Click your make and model for real owner reports and common causes specific to your vehicle.
2
Check for recalls
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.
3
Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

P2728: Pressure Control Solenoid E Control Circuit Range/Performance