P2601
Coolant Pump A Control Circuit Range/Performance
2004-2007 Buick Rainier 4.2L I6
High SeverityPowertrainGeneric (SAE)
Description
The electric coolant pump is not performing as expected.
Symptoms
- Intermittent overheating
- Check engine light
- Reduced cabin heat
Common Causes
- Weak pump motor
- Partial blockage
- Control module fault
- Low coolant
Diagnostic Steps
- Verify coolant level
- Monitor pump current draw
- Check for blockage
Repair Notes
Check coolant level first. Replace pump if current draw abnormal.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P2601 on Other Vehicles
Common Questions
What does code P2601 mean on a 2004-2007 Buick Rainier?
P2601 stands for "Coolant Pump A Control Circuit Range/Performance". The electric coolant pump is not performing as expected.
What are the symptoms of P2601 on a Buick Rainier?
Common symptoms of P2601 include: Intermittent overheating, Check engine light, Reduced cabin heat.
What causes P2601 on a 2004-2007 Buick Rainier?
Common causes of P2601 include: Weak pump motor, Partial blockage, Control module fault, Low coolant.