Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSCHEVROLET2013EXPRESS 1500 RWD V6-4.3LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSMANIFOLD PRESSURE/VACUUM SENSORSERVICE AND REPAIR
2013 Chevrolet Express 1500 RWD V6-4.3L
Manifold Pressure/Vacuum Sensor: Service and Repair
2013 Chevrolet Express 1500 RWD V6-4.3LSECTION Service and Repair
Manifold Absolute Pressure Sensor Replacement
Removal Procedure
1. Remove the engine cover. Refer to Engine Cover Replacement Service and Repair.
2. Disconnect the engine wiring harness electrical connector (4) from the manifold absolute pressure (MAP) sensor (7).
Caution:
Do not rotate or pry on the MAP sensor when removing. Damage to the MAP sensor or the intake manifold may result.
3. Remove the MAP sensor bolt (1).
4. Using a slight rocking motion while pulling straight up, remove the MAP sensor (2) from the upper intake manifold.
5. Inspect the MAP sensor seal for damage, replace the seal if necessary.
Installation Procedure
1. Install a NEW MAP sensor seal to the MAP sensor, if necessary.
2. Install the MAP sensor (2) to the upper intake manifold.
Caution:
Refer to Fastener Caution Fastener Caution.
3. Install the MAP sensor bolt (1) and tighten to 10 Nm (89 lb in).
4. Connect the engine wiring harness electrical connector (4) to the MAP sensor (7).
5. Install the engine cover. Refer to Engine Cover Replacement Service and Repair.
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.