P2714 on 2018-2025 Cadillac Escalade: Pressure Control Solenoid 'D' Causes and Fixes

What's Unique About the 2018-2025 Cadillac ESCALADE

The 2018-2025 Cadillac Escalade uses a sophisticated 10-speed automatic transmission (the 10L80 or heavy-duty 10L90). While P2714 can be a simple solenoid failure on many vehicles, GM has issued a specific Technical Service Bulletin (PIP6008E) for these models. The bulletin highlights a known mechanical failure where an internal retainer ring (snap ring) on the input internal gear can become dislodged. This specific failure directly causes DTC P2714 and often results in a complete loss of the reverse gear. This makes diagnosis more critical, as the problem is frequently a significant internal mechanical issue rather than just a faulty electronic part, a common misdiagnosis that leads to ineffective repairs.

Diagnostic Flowchart

Tap your situation to follow the diagnostic path that matches what you're seeing on this vehicle.

Generation note: This year range covers the end of the fourth generation Escalade (2018-2020) and the fifth generation (2021-2025). Both generations utilize a 10-speed automatic transmission (10L80/10L90) where this fault code and its specific causes, including the TSB-documented retainer ring issue, are known to occur.

Symptoms You May Notice

• Check Engine Light is on
• Harsh, jerky, or delayed gear shifts.
• Inability to engage reverse gear.
• Transmission slipping (engine RPMs rise without an increase in speed).
• Vehicle enters 'limp mode' (stuck in a single gear, often 3rd or 5th).
• Reduced fuel economy.
• A feeling of losing drive power intermittently during acceleration.

Most Likely Causes

1. Internal Mechanical Failure (Dislodged Retainer Ring) 🔴 High Probability A specific GM TSB (#PIP6008E) identifies this as a known issue on the 10-speed transmissions used in these vehicles, particularly on low-mileage units. The ring secures the input internal gear, and when it dislodges, it can cause a loss of hydraulic pressure in the circuit controlled by solenoid 'D', leading to P2714 and loss of reverse.
   How to confirm: A technician must perform an internal transmission inspection. This involves dropping the transmission pan and valve body to visually confirm if the retainer ring is dislodged or broken. Pieces of the ring are often found in the pan during a fluid service.
   Typical fix: The transmission must be partially disassembled to replace the dislodged retainer ring and inspect for any related component damage. The updated part should be used.
   Est. part cost: $20-$50 for the ring itself, but labor is significant.
2. Failed Pressure Control Solenoid 'D' 🟡 Medium Probability Solenoids are electro-mechanical parts that can fail over time due to electrical faults (shorts/opens) or mechanical sticking from fluid contamination. In the 10L transmissions, weak solenoid retainer clips have also been identified as a source of issues.
   How to confirm: A technician can command the solenoid on and off with a professional bi-directional scan tool and check its electrical resistance with a multimeter to see if it's within spec. This is often done after dropping the pan.
   Typical fix: The solenoid, which is located on the valve body inside the transmission oil pan, must be replaced. Often, solenoids are replaced as a complete pack or as part of the valve body assembly.
   Est. part cost: $100-$300
3. Low or Contaminated Transmission Fluid 🟡 Medium Probability While not a part failure, low fluid levels prevent proper hydraulic pressure, and contaminated fluid can cause solenoids or valve body passages to stick or clog. The 10-speed transmissions are sensitive to fluid condition and level.
   How to confirm: Check the transmission fluid level and condition according to the manufacturer's procedure. The fluid should be at the correct level, bright red, and free of debris or a burnt smell. Finding metal shavings is a sign of serious internal damage.
   Typical fix: If low, top off with the correct fluid (ACDelco Dexron ULV). If dirty, perform a transmission fluid and filter change. A fluid leak must be located and repaired.
   Est. part cost: $150-$350 for a fluid and filter service.
4. Faulty Valve Body ⚪ Low Probability Debris from worn clutches or old fluid can clog the small passages within the valve body, preventing the solenoid from controlling pressure correctly. Other bulletins for the 10L80/10L90, like #25-NA-255 for code P0747, point to wear within valve body bores as a root cause for pressure control issues.
   How to confirm: This is usually diagnosed after confirming the solenoid is good and fluid is clean. The valve body is removed and inspected for blockages, scoring on the bores, or sticking valves.
   Typical fix: The valve body may be cleaned, repaired with oversized valves and reamed bores, or replaced entirely.
   Est. part cost: $500-$1500

Rare But Worth Checking

• Wiring Harness or Connector Issue: Damage to the wiring leading to the transmission or the internal harness can cause an electrical fault for the solenoid. This should be checked before condemning internal components.
• Faulty Transmission Control Module (TCM): It is rare for the TCM to fail, but it can happen, sometimes due to software glitches or internal hardware failure. This should be the last consideration after all other mechanical and electrical possibilities have been ruled out.

Diagnosis Steps

1. Verify the code with a professional OBD-II scanner capable of reading transmission-specific codes.
2. Check for any related TSBs, paying close attention to PIP6008E for this specific vehicle and code.
3. Check the transmission fluid level and condition. Ensure it is clean, at the correct level, and does not smell burnt. Use the correct procedure for the 10L80/10L90, which is temperature-dependent.
4. Inspect the transmission's external wiring harness and connectors for any visible damage, corrosion, or loose connections.
5. Use a bi-directional scan tool to command Pressure Control Solenoid 'D' on and off while monitoring transmission data to see if it responds.
6. Drop the transmission pan to access the valve body.
7. CRITICAL: Carefully inspect the fluid and the bottom of the pan for metal debris, specifically looking for a complete or broken snap ring (the retainer ring from TSB PIP6008E).
8. If no ring is found, test the resistance of the solenoid with a multimeter to check for an electrical fault (open or short).
9. If the solenoid tests good electrically and no ring is found, the issue may lie within the valve body (sticking valves) or a more complex internal issue. At this point, professional transmission expertise is essential.

Parts You'll Likely Need

• Input Internal Gear Retainer Ring (OEM #24045325) — This specific part is identified in TSB PIP6008E as the primary cause of P2714 and loss of reverse. The part itself is inexpensive, but labor-intensive to access.
  Trusted brands: ACDelco (GM Genuine Parts)
  OEM price range: $20-$50
• Transmission Pressure Control Solenoid — This is a potential failure point that directly causes the P2714 code when it fails electrically or mechanically, though it's often misdiagnosed when the retainer ring is the true cause.
  Trusted brands: ACDelco
  OEM price range: $150-$250
  Aftermarket price range: $80-$150
• Transmission Fluid and Filter Kit — Required for any repair that involves opening the transmission pan, such as replacing a solenoid, valve body, or inspecting for the retainer ring.
  Trusted brands: ACDelco
  OEM price range: $150-$250
  Aftermarket price range: $100-$180

Related Codes That Often Appear With This One

• P0700 — P0700 is a generic code indicating the Transmission Control Module (TCM) has stored a fault. It frequently appears alongside more specific transmission codes like P2714 to illuminate the Check Engine Light.
• P2715 — This code is for 'Pressure Control Solenoid 'D' Stuck On'. It relates to the same solenoid but indicates a different failure mode. Seeing both may point to an erratic electrical or mechanical problem with the solenoid or its circuit.

Technical Service Bulletins (TSBs) & Recalls

• Preliminary Information - DTC P2714 and/or Loss of Reverse: This GM bulletin directly addresses the P2714 code on vehicles with 10-speed transmissions (10L80, 10L90). It states the likely cause is a dislodged retainer ring on the input internal gear. The primary symptom, aside from the code, is often a loss of reverse gear. This bulletin is critical for accurate diagnosis.

Platform-Specific Known Issues

• A known issue documented in GM Preliminary Information bulletin #PIP6008E involves a dislodged retainer ring on the Input Internal Gear, leading to code P2714 and potentially a loss of reverse. This is noted to occur even on low-mileage vehicles and is the most probable cause on this platform.
• Owners on forums for platform-mate vehicles like the GMC Yukon Denali have reported the exact same failure mode: getting codes P0700 and P2714, followed by a dealer diagnosis of an internal transmission failure related to a clutch assembly or drum, consistent with the TSB.

Mechanic-Grade Diagnostic Values

• Pressure Control (PWM) Solenoid Resistance — expected: 3-8 ohms. Failure: A reading outside this range (e.g., infinite for an open circuit, or 0 for a short) indicates a failed solenoid.
• Shift (On/Off) Solenoid Resistance — expected: 20-40 ohms. Failure: A reading outside this range indicates a failed solenoid.
• Transmission Fluid Temperature for Fast Learn — expected: 167°F - 185°F (75°C - 85°C). Failure: The fast learn procedure will not initiate if the fluid temperature is outside this range.

Scan Tool Commands That Help

• GDS2 (GM Global Diagnostic System 2): Service Fast Learn Adapts — This procedure is required after any significant transmission repair, including valve body or solenoid replacement, to allow the TCM to learn clutch apply pressures and characteristics. Failure to perform this can result in poor shift quality even after a successful mechanical repair.
• GDS2 (GM Global Diagnostic System 2): Solenoid Valve Test / Output Controls — Used during diagnosis to command a specific solenoid (like 'D') on and off. This helps determine if the solenoid is mechanically stuck or if the fault is electrical, without having to remove the valve body initially.

Real Owner Repair Stories

• NHTSA Technical Service Bulletin PIP6008E (2021-2025 Cadillac Escalade (and other GM trucks/SUVs with 10-speed transmissions)) — DTC P2714 set, with or without a loss of reverse gear.
  ❌ Tried (didn't work) Not specified in the bulletin, but implies that simple solenoid replacement would be ineffective.
  ✅ What actually fixed it An internal transmission inspection revealed the Input Internal Gear Retainer Ring (snap ring) was dislodged. The fix was to perform an internal disassembly to replace the retainer ring. The bulletin notes this is most common on transmissions with under 1,500 miles.

OEM Part Supersession History

• 19367429, 24045101, 24271649, 24282946, 24294934 → 19540602 — This is for the entire 10L80 transmission assembly. A Reddit user reported that after their 2020 Sierra with a 10L80 failed, the dealer parts department identified a new part number for the replacement transmission, noting that GM had made updates to the valve body and other internal components that were common failure points.
  Heads up: The new part number (19540602) was confirmed for 2019-2021 models, but its compatibility with newer or older models was not specified by the source.

Model Year Variations Within This Range

• 2024-2025 (approx.): GM introduced a 'Gen-3' valve body for the 10-speed transmissions around October 2025, documented in TSB #25-NA-334. This new design consolidates the auxiliary valve body, relocates several solenoids, and uses a different bolt pattern. When servicing a later model in this range, technicians must be aware they may encounter this updated design which requires a new, specific bolt kit (P/N 24073070) if the valve body is removed.