Charging system failure

Asked by Guru92NNL Jul 22, 2017 at 04:57 PM about the 2005 Pontiac Grand Prix Base

Question type: Maintenance & Repair

Charging system failure comes on and the
radio, a/c, shut down but the car still runs.
A mechanic tested the alt said it was
charging. He said it might be the ecm does
this sound possible?

1 Answer
22,650

Guru9FSV8 answered 7 years ago

Yes it does. Or a bad diode in the alternator. They can charge but not all the way or all the time with bad diode.

1 people found this helpful.
Mark helpful

Your Answer:

Related Questions

  • Charging system failure 1 Answer

    Charging system failure comes on and the radio, a/c, shut down but the car still runs. A mechanic tested the alt said it was charging. He said it might be the ecm does this sound possible?

    2005 Pontiac Grand Prix Base

    -

    Maintenance & Repair

  • Charging system failure 3 Answers

    My 2004 Grand Prix is giving me “charging system failure” this has happened before but never lasted more than the one warning, but now it is doing it again and keeps displaying message with the di...

    2004 Pontiac Grand Prix GTP

    -

    Maintenance & Repair

  • Charging system failure 1 Answer

    My charging system failure keeps coming on I’ve changed the starter, battery and terminal clamps. After all that it ran fine for like a month and now the charging system failure came on again and...

    2005 Pontiac Grand Prix

    -

    Maintenance & Repair

  • Charging system failure 2 Answers

    I disconnected my radio to repair the heat. The car still started and ran when interconnected the radio, I connected the wrong 2 plugs. I connected the info display plug to the radio and vice versa...

    2004 Pontiac Grand Prix

    -

    Maintenance & Repair

  • Charging system failure 2 Answers

    One day my car said charging system failure and started over heating I need to figure out what's going on so I can get it fixed.... Please help

    2004 Pontiac Grand Prix

    -

    Maintenance & Repair

Shortcuts

Search Pontiac Grand Prix Questions

CarGurus Experts

  • #1
    munron
    Reputation
    8,220
  • #2
    James Sparrow
    Reputation
    7,520
  • #3
    Dorian Hendricks
    Reputation
    6,170
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Pontiac GTO
5 listings
Used Chevrolet Corvette
29 Great Deals out of 1,060 listings starting at $15,871
Used Ford Mustang
65 Great Deals out of 1,259 listings starting at $4,995
Used Pontiac G6
21 listings
Used Chevrolet Impala
9 Great Deals out of 107 listings starting at $4,632
Used Pontiac Grand Am
3 listings
Used Dodge Charger
38 Great Deals out of 645 listings starting at $4,888
Used Chevrolet Monte Carlo
7 listings starting at $3,000
Used Chrysler 300
34 Great Deals out of 516 listings starting at $4,999
Used Chevrolet Tahoe
24 Great Deals out of 911 listings starting at $11,900

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.