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

223,755

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 450
#2 tennisshoes
tennisshoes
Reputation 120
#3 Tom Demyan
Tom Demyan
Reputation 110
View All

Related Models For Sale

Used Cadillac CTS
312 Great Deals out of 12,668 listings starting at $1,495
Used Cadillac DTS
62 Great Deals out of 1,797 listings starting at $2,500
Used Cadillac SRX
479 Great Deals out of 9,826 listings starting at $1,800
Used Chrysler 300
404 Great Deals out of 22,149 listings starting at $1,000
Used Cadillac STS-V
26 listings starting at $10,950
Used Cadillac CTS-V
16 Great Deals out of 528 listings starting at $5,500
Used Cadillac DeVille
6 Great Deals out of 1,953 listings starting at $1,750
Used Dodge Charger
357 Great Deals out of 29,619 listings starting at $2,475
Used Cadillac Escalade
306 Great Deals out of 10,693 listings starting at $1,900
Used BMW 7 Series
168 Great Deals out of 5,952 listings starting at $3,400
Used Chevrolet Impala
793 Great Deals out of 34,384 listings starting at $799

Used Cars For Sale

2011 Cadillac STS For Sale
5 Great Deals out of 91 listings starting at $7,995
2010 Cadillac STS For Sale
3 Great Deals out of 43 listings starting at $7,990
2009 Cadillac STS For Sale
5 Great Deals out of 134 listings starting at $6,500
2008 Cadillac STS For Sale
8 Great Deals out of 210 listings starting at $4,900
2007 Cadillac STS For Sale
10 Great Deals out of 196 listings starting at $3,400