Car doesn't start after I used an old key.

Asked by Feb 21, 2017 at 07:55 PM about the 2007 Chrysler 300

Question type: Maintenance & Repair

Lost keys for my Chrysler300 so had a new one made. Worked fine until I
found lost keys and tried one. Now car won't start. Unhooked battery but
didn't reset. Any ideas?

1 Answer

79,255

Clearly it is a security system issue. You will probably have to take the car to a Chrysler dealer.

Your Answer

Chrysler 300 Experts

  • #1
    Jetlounge
    Reputation
    1,940
  • #2
    Eddie_G1
    Reputation
    920
  • #3
    Whatisit
    Reputation
    830
View All

Related Models For Sale

Used Dodge Charger
54 Great Deals out of 764 listings starting at $2,000
Used Dodge Challenger
4 Great Deals out of 845 listings starting at $10,888
Used Ford Mustang
8 Great Deals out of 1,021 listings starting at $4,500
Used Chevrolet Impala
149 Great Deals out of 1,050 listings starting at $1,200
Used Jeep Grand Cherokee
102 Great Deals out of 3,001 listings starting at $1,490
Used Cadillac CTS
29 Great Deals out of 348 listings starting at $2,500
Used Honda Accord
81 Great Deals out of 954 listings starting at $1,895
Used Ford F-150
536 Great Deals out of 10,178 listings starting at $1,800
Used Chevrolet Silverado 1500
206 Great Deals out of 10,763 listings starting at $1,700
Used Chevrolet Tahoe
4 Great Deals out of 738 listings starting at $899
Used Nissan Maxima
36 Great Deals out of 368 listings starting at $3,990
Used Chevrolet Malibu
78 Great Deals out of 2,082 listings starting at $1,888
Used Dodge Durango
95 Great Deals out of 1,055 listings starting at $2,998

Used Cars For Sale

2017 Chrysler 300 For Sale
9 Great Deals out of 89 listings starting at $31,995
2016 Chrysler 300 For Sale
51 Great Deals out of 379 listings starting at $21,877
2015 Chrysler 300 For Sale
64 listings starting at $19,964
2014 Chrysler 300 For Sale
76 listings starting at $15,000
2013 Chrysler 300 For Sale
3 Great Deals out of 53 listings starting at $11,888

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.