2002 Monte Carlo 3.8 SS engine code
555

Asked by Allen Dec 01, 2021 at 10:17 PM about the 2002 Chevrolet Monte Carlo SS FWD

Question type: Maintenance & Repair

My Monte 3.8 had a PO118 CTS circuit
High so I replaced CTS erased code and
drove car. It ran good for 3 miles then
light came back on Temp gauge
stopped working again. Now  Running
rough..
Any ideas?

1 Answer
40,325

beatupchevy answered 3 years ago

The code may be from the thermostat not opening at the right temp. the other problem may be unrelated , buy AC Delco OEM part to avoid junk part as best you can . What do the plugs look like , is the spark good ?

1 people found this helpful.
Mark helpful

Your Answer:

Related Questions

  • 2002 Monte Carlo 3.8 SS engine code 1 Answer

    My Monte 3.8 had a PO118 CTS circuit High so I replaced CTS erased code and drove car. It ran good for 3 miles then light came back on Temp gauge stopped working again. Now Running rough.. Any i...

    2002 Chevrolet Monte Carlo SS FWD

    -

    Maintenance & Repair

  • 2004 SS Monte Carlo supercharged 3.8 2 Answers

    Trying to figure out if I have a blown head gasket or what might be going on with my Monte Carlo just started overheating

    Chevrolet Monte Carlo

    -

    Maintenance & Repair

  • 04 ls to 01 ss monte carlo transmission swap 3 Answers

    Will the transmission from an 04 Monte Carlo LS 3.4 l V6 fit and plug in and work correctly in an 01 Monte Carlo SS V6 3.8 L

    2001 Chevrolet Monte Carlo SS FWD

    -

    Maintenance & Repair

  • CODE 0420 ON A 2002 MONTE CARLO SS 3.8L ALSO RESONATOR PIPE IS LEAKING WILL THAT CAUSE THE CODE 3 Answers

    WILL A LEAKING RESONATOR PIPE CAUSE THE P0420 ENGINE CODE

    2002 Chevrolet Monte Carlo SS FWD

    -

    Maintenance & Repair

  • 2003 monte Carlo ss 1 Answer

    I drove my 2003monte Carlo ss about 20 miles it ran fine. I parked ut for 3 hours then started it and it is really loud coming from the back of the motor.and it was backfiring and losing power I ...

    2003 Chevrolet Monte Carlo SS FWD

    -

    Maintenance & Repair

Shortcuts

Search Chevrolet Monte Carlo Questions

CarGurus Experts

  • #1
    James Sparrow
    Reputation
    1,050
  • #2
    tenspeed
    Reputation
    990
  • #3
    John Saffrahn
    Reputation
    730
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Chevrolet Camaro
17 Great Deals out of 274 listings starting at $9,995
Used Chevrolet Impala
8 Great Deals out of 95 listings starting at $2,995
Used Chevrolet Corvette
19 Great Deals out of 1,047 listings starting at $14,888
Used Ford Mustang
32 Great Deals out of 1,765 listings starting at $5,999
Used Chevrolet Silverado 1500
171 Great Deals out of 5,529 listings starting at $4,500
Used Buick Regal
4 Great Deals out of 32 listings starting at $4,888
Used Chevrolet Malibu
38 Great Deals out of 854 listings starting at $2,495
Used Pontiac Firebird
8 listings

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.