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Ask GM Tech (Cam) Your Own Question
GM Tech (Cam)
GM Tech (Cam), Chevy Technician
Category: Chevy
Satisfied Customers: 15201
Experience:  GM Grand Master Technician 2007. 14 years experience.
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Mass flow sensor code p0101, replaced sensor, still having

Customer Question

Mass flow sensor code p0101, replaced sensor, still having problem.
Submitted: 1 year ago.
Category: Chevy
Expert:  Gary replied 1 year ago.

first with this code can you :

  1. Verify the integrity of the entire air induction system by inspecting for the following conditions:
    • A loose or disconnected charge air cooler hose or pipe
    • A restricted or collapsed air intake duct
    • A misaligned or damaged air intake duct
    • A dirty or deteriorating air filter element
    • Any objects blocking the air inlet probe of the MAF/IAT sensor
    • Any contamination or debris on the sensing elements in the probe of the MAF/IAT sensor
    • A cracked or damaged MAF sensor housing
    • Any water intrusion in the induction system
    • Any snow or ice build-up at the air cleaner, MAF or MAP sensors in cold climates
    • An intake manifold leak
    • A MAP sensor seal that is missing or damaged
    • An Intake Manifold Resonator with a leaking seal, or a cracked or broken housing
Expert:  Gary replied 1 year ago.

how are you making out ?

if you have any questions please ask as i do not get credit for my work until you rate us here at Justanswer