4.6L LH2 Engine Exchange Program Has Ended - kwcoolant knock leak miss misfire noise oil rattle tick whine whistlemechanical P0014 P0016 P0017 P0300 P0301 P0302 P0303 P0304 P0305 P0306 P0307 P0308

When servicing the vehicle with the VIN you entered, the following diagnosis might be helpful if the vehicle exhibits the described symptoms.

The Engine Exchange Program for the 4.6L V8 Engine Assembly RPO LH2 in 2004 Cadillac SRX, XLR (per TSB 03-06-01-013) has ended. This Engine Exchange Program was only in effect for the first 6 months of vehicle production.

Diagnose and repair the 2004 Cadillac SRX, XLR 4.6L (LH2) Engine per the procedures contained in SI.

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Please follow this diagnosis process thoroughly and complete each step. If the condition exhibited is resolved without completing every step, the remaining steps do not need to be performed. If these steps do not resolve the condition, please contact GM TAC for further diagnostic assistance. This diagnostic approach was developed for the vehicle with the VIN you entered and should not be automatically be used for other vehicles with similar symptoms.

(2004 CADILLAC XLR 4.6L (LH2) ENGINE and 2004 CADILLAC SRX 4.6L (LH2) ENGINE)

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