Adding UTM Params to Google Ad Campaigns
How to add your ContactLevel tracking parameter to Google Ads campaigns.
Google Ads Manager Setup
Navigate to your campaign in Google Ads Manager
Click Campaign Settings
Expand "Additional settings"
Find "Campaign URL options"
In the "Tracking template" field, paste:
{lpurl}?cl_audience=YOUR_AUDIENCE_IDSave
Where to Find Your cl_audience Parameter
See Accessing Tracking UTM Params for step-by-step instructions.
Alternative: Ad Group Level
You can also add tracking at the ad group level for more granular control. Ad group-level settings override campaign-level settings.
Verifying Your Setup
Use Google's "Test" button next to the tracking template field
Preview an ad to check the final URL
Check ContactLevel for click data after ads run