What makes a catalytic converter to get cherry red after the car warms up?

10

Asked by Aug 23, 2014 at 10:05 PM about the 1996 Pontiac Grand Am 2 Dr GT Coupe

Question type: Maintenance & Repair

After the car warms up the catalytic converter gets red.

6 Answers

118,685

Something wrong with the Emissions system, get it checked quickly or you will be paying for catalysts also.

10

Catalytic converter is plugging up

1 people found this helpful.
76,485

Dumping excess fuel,o2,s may be bad causing this.

1 people found this helpful.
36,985

Rich fuel mixture.

10

It was one of the coil packs was bad, two of the plugs weren't firing & it was just dumping raw gas into the exhaust.

1 people found this helpful.
118,685

You should have been able to feel that, a loss of 2 cylinders would have been a big loss of power.

Your Answer:

Grand Am

Looking for a Used Grand Am in your area?

CarGurus has 724 nationwide Grand Am listings starting at $2,490.

ZIP:

Pontiac Grand Am Experts

  • #1
    tenspeed
    Reputation
    8,100
  • #2
    Tom Demyan
    Reputation
    1,680
  • #3
    John Saffrahn
    Reputation
    1,650
View All

Related Models For Sale

Used Pontiac Grand Prix
13 Great Deals out of 1,691 listings starting at $1,500
Used Pontiac Firebird
5 Great Deals out of 695 listings starting at $3,500
Used Ford Mustang
308 Great Deals out of 40,433 listings starting at $1,000
Used Chevrolet Impala
517 Great Deals out of 26,173 listings starting at $995
Used Chevrolet Camaro
262 Great Deals out of 27,422 listings starting at $2,900
Used Chevrolet Malibu
623 Great Deals out of 51,869 listings starting at $1,550
Used Pontiac Bonneville
4 Great Deals out of 327 listings starting at $2,900
Used Toyota Camry
882 Great Deals out of 72,153 listings starting at $1,000
Used Honda Accord
719 Great Deals out of 103,450 listings starting at $849
Used Honda Civic
487 Great Deals out of 44,964 listings starting at $1,150

Used Cars For Sale

2004 Pontiac Grand Am For Sale
186 listings starting at $2,490

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.