Muckey radiator csp

Asked by Mar 07, 2016 at 03:33 PM about the 2005 Cadillac STS 4.6

Question type: Maintenance & Repair

I have a 97 Cadillac with a Northstar engine with
the muckey radiator cap what could I do ?

1 Answer

236,805

Sounds like oil is mixing with the coolant. Check the engine oil too. The northstar engine are infamous for head gasket issues around 100K miles. Have the engine pressure tested.

Your Answer

Add photo

Search Cadillac STS Questions

Cadillac STS Experts

#1 tenspeed
tenspeed
Reputation 460
#2 Tom Demyan
Tom Demyan
Reputation 130
#3 tennisshoes
tennisshoes
Reputation 120
View All

Related Models For Sale

Used Cadillac CTS
182 Great Deals out of 10,837 listings starting at $1,795
Used Cadillac DTS
50 Great Deals out of 1,628 listings starting at $1,995
Used Cadillac SRX
270 Great Deals out of 8,509 listings starting at $2,495
Used Chrysler 300
391 Great Deals out of 19,957 listings starting at $1,000
Used Cadillac STS-V
33 listings starting at $9,900
Used Cadillac DeVille
5 Great Deals out of 1,647 listings starting at $1,999
Used Cadillac CTS-V
7 Great Deals out of 461 listings starting at $9,995
Used Dodge Charger
388 Great Deals out of 28,104 listings starting at $1,988
Used Chevrolet Impala
581 Great Deals out of 31,628 listings starting at $799
Used Cadillac Escalade
245 Great Deals out of 11,086 listings starting at $2,495
Used BMW 7 Series
172 Great Deals out of 6,133 listings starting at $2,999

Used Cars For Sale

2011 Cadillac STS For Sale
9 Great Deals out of 74 listings starting at $8,650
2010 Cadillac STS For Sale
3 Great Deals out of 44 listings starting at $6,500
2009 Cadillac STS For Sale
6 Great Deals out of 102 listings starting at $5,800
2008 Cadillac STS For Sale
6 Great Deals out of 199 listings starting at $4,900
2007 Cadillac STS For Sale
6 Great Deals out of 165 listings starting at $3,495

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.