Chrysler repair · Rockford, IL
The family haulers. Kept hauling.
Grote Auto Repair repairs Chrysler Pacifica, 300, and Town & Country in Rockford — Pentastar tick diagnosis, oil-cooler housing replacement with updated parts, and 9-speed shift triage. Diagnosis $89–$149, credited toward the repair.
Reviewed by Joe Zeiter
Service Director · Grote service team · Updated July 17, 2026
The documented patterns we watch for
Widely reported patterns on some model years — not a diagnosis of your specific vehicle. That takes evidence, which is the whole point of how we work.
Pentastar 3.6 rocker-arm tick
The documented early-wear pattern on the 3.6L V6: a tick from a rocker arm/lifter, usually one cylinder, often mistaken for an exhaust leak. Caught at the tick stage it’s a contained top-end repair — we isolate the cylinder with live data first.
Plastic oil-cooler housing leaks
The Pentastar’s oil filter/cooler housing is a known seep point that drips onto hot parts and smells like trouble. The updated housing design fixes it properly — we replace once, with the revision, not repeatedly with the original.
9-speed shift behavior on Pacifica
Many harsh-shift complaints on the ZF 9-speed resolve with fluid service and current software adaptation rather than hardware. Triage first: drive, scan, adapt — then talk about parts only if the evidence says so.
Electrical gremlins deserve method, not guesses
Sliding doors, UConnect quirks, battery drains — vans live hard lives. We diagnose electrical issues with a systematic drain/circuit approach so you pay to fix the fault, not to swap parts hoping.
Common questions
Who fixes Chrysler Pacificas in Rockford?
Grote Auto Repair — we see the Pentastar V6 and its documented patterns weekly, run factory-level scans, and publish our prices. Independent service keeps your warranty valid under the Magnuson-Moss Warranty Act, and we check recalls by VIN free at every visit.
What does the Pentastar tick repair cost?
Caught early, a single-bank rocker/lifter repair is a contained four-figure job on most vans; ignored, it can escalate to camshaft work. The $89–$149 diagnosis (credited to the repair) tells you exactly which situation you’re in before any money moves.
Is the Chrysler 300 expensive to keep?
No — it shares proven mechanicals across the Chrysler-Dodge family, parts are plentiful, and our published ranges apply: oil $49–$89, brakes from $189/axle. The V8 cars just deserve the same lifter-tick attention as any modern Hemi.
My van’s oil smells like it’s burning — is that the housing?
Quite possibly — the Pentastar oil-cooler housing leak drips onto the exhaust side and announces itself by smell before puddle. It’s a documented, fixable-once issue with the updated part. Bring it by; verification is quick.
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Chrysler owners: run the test on us.
Evidence-first diagnosis, published prices, and a warranty in writing.
1949 S Bell School Rd · Rockford, IL · 24/7 key drop