Get the afm tuned out. And use ONLY full synthetic oil and a ac Delco filter. Mine has 232,000 and has been super reliable and still runs like new
Reviews of AC DELCO oil filter
72 votes
7 Qts. Mobil-1 5W-30 Standard Full Synthetic, 500 mL bottle Rislone Engine Treatment, ACDelco PF61E. That's what I've used for all of my oil changes I've done on my 2008 and I've had absolutely no problems.
OEM AC Delco
Switched between fram and ac delco. Sticking to ac delco due to a tsb. Oil pressure issues.
Been using just regular t4 Rotella and AC Delco filters on all of my diesels since 2011. No complaints
I'd only mix in half a quart each OCI, just to keep the oil pump happy. Nonetheless, it'll be fine. My '08 3.3L Chrysler takes 5w20 & I always replace a quart with 5w30 or 0w20, depending on the season. My '06 3.8L Buick takes 5w30, I typically replace a quart with 10w30 since I live in the desert. Doing so, in combination with only using Purolator & ACDELCO (personal preference) filters & changing them every 3k as recommended, keep my engines happy with their age
Ac delco/delphi quality has been getting really bad. There’s a cheaper line of products that are all Chinese and then a higher level. I stopped using their oil filters when the threads were completely off for my 3800.
I changed the oil with an AC Delco PF66 filter. Turned on the car and it instantly started spewing oil. Immediately turned it off. Oil sprayed through the cracks in front grill/bumper panel on passenger side.
Yup, they’re trash. I had the same thing happen to me in my Cruze when I used a fram oil filter. I have been using ACDelco oil filters for the last few changes with no issues.
WIX. AC Delco used to be my go to for gm vehicles but some years back they switched out metal parts for plastic and the filters started to have a higher failure rate.
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What we know about AC DELCO oil filter
The brand is registered in USA. Official website: http://www.acdelco.com/.
In March 2026, PartReview users have a mixed opinion of AC DELCO oil filter.
PR Score — 62 out of 100, based on 23 reviews and 72 votes. 13 positive reviews, 3 neutral reviews, 7 negative reviews. Average rating — 3.5 (out of 5). Vote balance: 45 up, 27 down.
In the ranking of the best oil filter this part is at position 22, behind OEM BMW and VALVOLINE , but ahead of STP and Fram.
Users also evaluated the qualities of AC DELCO oil filter:
- Leaks - oil around the filter or on the ground, risking low oil - rated negatively. 1.6 point out of 5.
- Smell/smoke - burning oil odor or smoke if oil hits hot parts - rated negatively. 0.5 points out of 5.
- Warning light - oil light flickers after a recent service, needs attention - rated negatively. 2.2 points out of 5.
Oil filter AC DELCO in car-specific ratings
See which car brands and models owners choose AC DELCO oil filter for. Below are car-specific ratings where this part is in the Top-3:
- AC DELCO ranked #2 for: Toyota Camry .
Oil filter AC DELCO in comparisons
There are 23 comparisons of AC DELCO oil filter with other manufacturers on PartReview.
In particular, see which oil filter are better: AC DELCO or MOTUL, OEM BMW or AC DELCO, AC DELCO or OEM FORD, LIQUI MOLY or AC DELCO, AC DELCO or STP .